mirror of
https://github.com/jtesta/ssh-audit.git
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399 lines
11 KiB
JSON
399 lines
11 KiB
JSON
{
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"additional_notes": [],
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"banner": {
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"comments": null,
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"protocol": "2.0",
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"raw": "SSH-2.0-OpenSSH_8.0",
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"software": "OpenSSH_8.0"
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},
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"compression": [
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"none",
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"zlib@openssh.com"
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],
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"cves": [],
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"enc": [
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{
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"algorithm": "chacha20-poly1305@openssh.com",
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"notes": {
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"info": [
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"default cipher since OpenSSH 6.9",
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"available since OpenSSH 6.5, Dropbear SSH 2020.79"
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],
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"warn": [
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"vulnerable to the Terrapin attack (CVE-2023-48795), allowing message prefix truncation"
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]
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}
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},
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{
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"algorithm": "aes128-ctr",
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"notes": {
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"info": [
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"available since OpenSSH 3.7, Dropbear SSH 0.52"
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]
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}
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},
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{
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"algorithm": "aes192-ctr",
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"notes": {
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"info": [
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"available since OpenSSH 3.7"
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]
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}
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},
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{
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"algorithm": "aes256-ctr",
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"notes": {
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"info": [
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"available since OpenSSH 3.7, Dropbear SSH 0.52"
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]
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}
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},
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{
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"algorithm": "aes128-gcm@openssh.com",
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"notes": {
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"info": [
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"available since OpenSSH 6.2"
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]
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}
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},
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{
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"algorithm": "aes256-gcm@openssh.com",
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"notes": {
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"info": [
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"available since OpenSSH 6.2"
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]
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}
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}
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],
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"fingerprints": [
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{
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"hash": "UrnXIVH+7dlw8UqYocl48yUEcKrthGDQG2CPCgp7MxU",
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"hash_alg": "SHA256",
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"hostkey": "ssh-ed25519"
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},
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{
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"hash": "1e:0c:7b:34:73:bf:52:41:b0:f9:d1:a9:ab:98:c7:c9",
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"hash_alg": "MD5",
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"hostkey": "ssh-ed25519"
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}
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],
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"kex": [
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{
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"algorithm": "curve25519-sha256",
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"notes": {
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"info": [
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"default key exchange from OpenSSH 7.4 to 8.9",
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"available since OpenSSH 7.4, Dropbear SSH 2018.76"
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]
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}
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},
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{
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"algorithm": "curve25519-sha256@libssh.org",
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"notes": {
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"info": [
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"default key exchange from OpenSSH 6.5 to 7.3",
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"available since OpenSSH 6.4, Dropbear SSH 2013.62"
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]
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}
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},
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{
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"algorithm": "ecdh-sha2-nistp256",
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"notes": {
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"fail": [
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"using elliptic curves that are suspected as being backdoored by the U.S. National Security Agency"
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],
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"info": [
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"available since OpenSSH 5.7, Dropbear SSH 2013.62"
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]
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}
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},
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{
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"algorithm": "ecdh-sha2-nistp384",
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"notes": {
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"fail": [
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"using elliptic curves that are suspected as being backdoored by the U.S. National Security Agency"
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],
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"info": [
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"available since OpenSSH 5.7, Dropbear SSH 2013.62"
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]
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}
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},
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{
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"algorithm": "ecdh-sha2-nistp521",
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"notes": {
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"fail": [
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"using elliptic curves that are suspected as being backdoored by the U.S. National Security Agency"
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],
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"info": [
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"available since OpenSSH 5.7, Dropbear SSH 2013.62"
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]
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}
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},
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{
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"algorithm": "diffie-hellman-group-exchange-sha256",
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"keysize": 4096,
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"notes": {
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"info": [
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"OpenSSH's GEX fallback mechanism was triggered during testing. Very old SSH clients will still be able to create connections using a 2048-bit modulus, though modern clients will use 4096. This can only be disabled by recompiling the code (see https://github.com/openssh/openssh-portable/blob/V_9_4/dh.c#L477).",
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"available since OpenSSH 4.4"
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]
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}
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},
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{
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"algorithm": "diffie-hellman-group16-sha512",
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"notes": {
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"info": [
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"available since OpenSSH 7.3, Dropbear SSH 2016.73"
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]
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}
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},
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{
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"algorithm": "diffie-hellman-group18-sha512",
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"notes": {
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"info": [
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"available since OpenSSH 7.3"
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]
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}
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},
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{
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"algorithm": "diffie-hellman-group14-sha256",
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"notes": {
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"info": [
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"available since OpenSSH 7.3, Dropbear SSH 2016.73"
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],
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"warn": [
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"2048-bit modulus only provides 112-bits of symmetric strength"
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]
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}
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},
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{
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"algorithm": "diffie-hellman-group14-sha1",
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"notes": {
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"fail": [
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"using broken SHA-1 hash algorithm"
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],
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"info": [
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"available since OpenSSH 3.9, Dropbear SSH 0.53"
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],
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"warn": [
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"2048-bit modulus only provides 112-bits of symmetric strength"
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]
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}
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}
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],
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"key": [
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{
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"algorithm": "ssh-ed25519",
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"notes": {
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"info": [
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"available since OpenSSH 6.5, Dropbear SSH 2020.79"
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]
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}
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},
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{
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"algorithm": "ssh-ed25519-cert-v01@openssh.com",
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"ca_algorithm": "ssh-ed25519",
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"casize": 256,
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"notes": {
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"info": [
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"available since OpenSSH 6.5"
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]
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}
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}
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],
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"mac": [
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{
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"algorithm": "umac-64-etm@openssh.com",
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"notes": {
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"info": [
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"available since OpenSSH 6.2"
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],
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"warn": [
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"using small 64-bit tag size"
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]
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}
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},
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{
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"algorithm": "umac-128-etm@openssh.com",
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"notes": {
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"info": [
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"available since OpenSSH 6.2"
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]
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}
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},
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{
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"algorithm": "hmac-sha2-256-etm@openssh.com",
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"notes": {
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"info": [
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"available since OpenSSH 6.2"
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]
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}
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},
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{
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"algorithm": "hmac-sha2-512-etm@openssh.com",
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"notes": {
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"info": [
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"available since OpenSSH 6.2"
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]
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}
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},
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{
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"algorithm": "hmac-sha1-etm@openssh.com",
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"notes": {
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"fail": [
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"using broken SHA-1 hash algorithm"
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],
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"info": [
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"available since OpenSSH 6.2"
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]
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}
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},
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{
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"algorithm": "umac-64@openssh.com",
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"notes": {
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"info": [
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"available since OpenSSH 4.7"
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],
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"warn": [
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"using encrypt-and-MAC mode",
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"using small 64-bit tag size"
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]
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}
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},
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{
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"algorithm": "umac-128@openssh.com",
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"notes": {
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"info": [
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"available since OpenSSH 6.2"
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],
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"warn": [
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"using encrypt-and-MAC mode"
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]
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}
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},
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{
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"algorithm": "hmac-sha2-256",
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"notes": {
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"info": [
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"available since OpenSSH 5.9, Dropbear SSH 2013.56"
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],
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"warn": [
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"using encrypt-and-MAC mode"
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]
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}
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},
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{
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"algorithm": "hmac-sha2-512",
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"notes": {
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"info": [
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"available since OpenSSH 5.9, Dropbear SSH 2013.56"
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],
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"warn": [
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"using encrypt-and-MAC mode"
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]
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}
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},
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{
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"algorithm": "hmac-sha1",
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"notes": {
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"fail": [
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"using broken SHA-1 hash algorithm"
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],
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"info": [
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"available since OpenSSH 2.1.0, Dropbear SSH 0.28"
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],
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"warn": [
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"using encrypt-and-MAC mode"
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]
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}
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}
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],
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"recommendations": {
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"critical": {
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"del": {
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"kex": [
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{
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"name": "diffie-hellman-group14-sha1",
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"notes": ""
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},
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{
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"name": "ecdh-sha2-nistp256",
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"notes": ""
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},
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{
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"name": "ecdh-sha2-nistp384",
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"notes": ""
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},
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{
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"name": "ecdh-sha2-nistp521",
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"notes": ""
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}
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],
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"mac": [
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{
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"name": "hmac-sha1",
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"notes": ""
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},
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{
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"name": "hmac-sha1-etm@openssh.com",
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"notes": ""
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}
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]
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}
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},
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"informational": {
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"add": {
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"key": [
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{
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"name": "rsa-sha2-256",
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"notes": ""
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},
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{
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"name": "rsa-sha2-512",
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"notes": ""
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}
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]
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}
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},
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"warning": {
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"del": {
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"enc": [
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{
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"name": "chacha20-poly1305@openssh.com",
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"notes": ""
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}
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],
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"kex": [
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{
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"name": "diffie-hellman-group14-sha256",
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"notes": ""
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}
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],
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"mac": [
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{
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"name": "hmac-sha2-256",
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"notes": ""
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},
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{
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"name": "hmac-sha2-512",
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"notes": ""
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},
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{
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"name": "umac-128@openssh.com",
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"notes": ""
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},
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{
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"name": "umac-64-etm@openssh.com",
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"notes": ""
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},
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{
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"name": "umac-64@openssh.com",
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"notes": ""
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}
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]
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}
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}
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},
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"target": "localhost:2222"
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}
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