v112 (#1654)

* updater.sh/prefsCleaner.sh: Check for root and abort

Check if running as root and if any files have the owner/group as root|wheel.
Abort on both.

Should (hopefully) prevent stuff like: https://github.com/arkenfox/user.js/issues/1587
Discussion: https://github.com/arkenfox/user.js/pull/1595

---------

Co-authored-by: Mohammed Anas <triallax@tutanota.com>
Co-authored-by: earthlng <earthlng@users.noreply.github.com>

README.md

@@ -7,7 +7,7 @@ A `user.js` is a configuration file that can control Firefox settings - for a mo
 
 The `arkenfox user.js` is a **template** which aims to provide as much privacy and enhanced security as possible, and to reduce tracking and fingerprinting as much as possible - while minimizing any loss of functionality and breakage (but it will happen).
 
-Everyone, experts included, should at least read the [wiki](https://github.com/arkenfox/user.js/wiki), as it contains important information regarding a few `user.js` settings.
+Everyone, experts included, should at least read the [wiki](https://github.com/arkenfox/user.js/wiki), as it contains important information regarding a few `user.js` settings. There is also an [interactive current release](https://arkenfox.github.io/gui/), thanks to [icpantsparti2](https://github.com/icpantsparti2).
 
 Note that we do *not* recommend connecting over Tor on Firefox. Use the [Tor Browser](https://www.torproject.org/projects/torbrowser.html.en) if your [threat model](https://2019.www.torproject.org/about/torusers.html) calls for it, or for accessing hidden services.
 

prefsCleaner.bat

@@ -3,7 +3,7 @@ TITLE prefs.js cleaner
 
 REM ### prefs.js cleaner for Windows
 REM ## author: @claustromaniac
-REM ## version: 2.6
+REM ## version: 2.7
 
 CD /D "%~dp0"
 
@@ -15,7 +15,7 @@ ECHO:
 ECHO                 ########################################
 ECHO                 ####  prefs.js cleaner for Windows  ####
 ECHO                 ####        by claustromaniac       ####
-ECHO                 ####              v2.6              ####
+ECHO                 ####              v2.7              ####
 ECHO                 ########################################
 ECHO:
 CALL :message "This script should be run from your Firefox profile directory."
@@ -37,8 +37,7 @@ CALL :strlenCheck
 CALL :FFcheck
 
 CALL :message "Backing up prefs.js..."
-FOR /F "usebackq tokens=1,2 delims==" %%i IN (`wmic os get LocalDateTime /VALUE 2^>NUL`) DO IF '.%%i.'=='.LocalDateTime.' SET ldt=%%j
-SET ldt=%ldt:~0,8%_%ldt:~8,6%
+FOR /F "delims=" %%# IN ('powershell get-date -format "{yyyyMMdd_HHmmss}"') DO @SET ldt=%%#
 COPY /B /V /Y prefs.js "prefs-backup-%ldt%.js"
 
 CALL :message "Cleaning prefs.js..."

prefsCleaner.sh

@@ -2,12 +2,23 @@
 
 ## prefs.js cleaner for Linux/Mac
 ## author: @claustromaniac
-## version: 1.6
+## version: 1.9
 
 ## special thanks to @overdodactyl and @earthlng for a few snippets that I stol..*cough* borrowed from the updater.sh
 
 ## DON'T GO HIGHER THAN VERSION x.9 !! ( because of ASCII comparison in update_prefsCleaner() )
 
+# Check if running as root and if any files have the owner/group as root/wheel.
+if [ "${EUID:-"$(id -u)"}" -eq 0 ]; then
+	printf "You shouldn't run this with elevated privileges (such as with doas/sudo).\n"
+	exit 1
+elif [ -n "$(find ./ -user 0 -o -group 0)" ]; then
+	printf 'It looks like this script was previously run with elevated privileges,
+you will need to change ownership of the following files to your user:\n'
+	find . -user 0 -o -group 0
+	exit 1
+fi
+
 readonly CURRDIR=$(pwd)
 
 ## get the full path of this script (readlink for Linux, greadlink for Mac with coreutils installed)
@@ -138,7 +149,7 @@ echo -e "\n\n"
 echo "                   ╔══════════════════════════╗"
 echo "                   ║     prefs.js cleaner     ║"
 echo "                   ║    by claustromaniac     ║"
-echo "                   ║           v1.6           ║"
+echo "                   ║           v1.9           ║"
 echo "                   ╚══════════════════════════╝"
 echo -e "\nThis script should be run from your Firefox profile directory.\n"
 echo "It will remove any entries from prefs.js that also exist in user.js."

updater.bat

@@ -3,10 +3,10 @@ TITLE arkenfox user.js updater
 
 REM ## arkenfox user.js updater for Windows
 REM ## author: @claustromaniac
-REM ## version: 4.18
+REM ## version: 4.19
 REM ## instructions: https://github.com/arkenfox/user.js/wiki/5.1-Updater-[Options]#-windows
 
-SET v=4.18
+SET v=4.19
 
 VERIFY ON
 CD /D "%~dp0"
@@ -177,8 +177,7 @@ IF EXIST user.js.new (
 		IF DEFINED _singlebackup (
 			MOVE /Y user.js user.js.bak >nul
 		) ELSE (
-			FOR /F "usebackq tokens=1,2 delims==" %%i IN (`wmic os get LocalDateTime /VALUE 2^>NUL`) DO IF '.%%i.'=='.LocalDateTime.' SET ldt=%%j
-			SET ldt=!ldt:~0,8!_!ldt:~8,6!
+			FOR /F "delims=" %%# IN ('powershell get-date -format "{yyyyMMdd_HHmmss}"') DO @SET ldt=%%#
 			MOVE /Y user.js "user-backup-!ldt!.js" >nul
 		)
 		REN user.js.new user.js

updater.sh

@@ -2,12 +2,23 @@
 
 ## arkenfox user.js updater for macOS and Linux
 
-## version: 3.5
+## version: 3.8
 ## Author: Pat Johnson (@overdodactyl)
 ## Additional contributors: @earthlng, @ema-pe, @claustromaniac, @infinitewarp
 
 ## DON'T GO HIGHER THAN VERSION x.9 !! ( because of ASCII comparison in update_updater() )
 
+# Check if running as root and if any files have the owner/group as root/wheel.
+if [ "${EUID:-"$(id -u)"}" -eq 0 ]; then
+	printf "You shouldn\'t run this with elevated privileges (such as with doas/sudo).\n"
+	exit 1
+elif [ -n "$(find ./ -user 0 -o -group 0)" ]; then
+	printf 'It looks like this script was previously run with elevated privileges,
+you will need to change ownership of the following files to your user:\n'
+	find . -user 0 -o -group 0
+	exit 1
+fi
+
 readonly CURRDIR=$(pwd)
 
 SCRIPT_FILE=$(readlink -f "${BASH_SOURCE[0]}" 2>/dev/null || greadlink -f "${BASH_SOURCE[0]}" 2>/dev/null)

user.js

@@ -1,7 +1,7 @@
 /******
 *    name: arkenfox user.js
-*    date: 7 February 2023
-* version: 109
+*    date: 4 May 2023
+* version: 112
 *     url: https://github.com/arkenfox/user.js
 * license: MIT: https://github.com/arkenfox/user.js/blob/master/LICENSE.txt
 
@@ -262,7 +262,7 @@ user_pref("_user.js.parrot", "0700 syntax error: the parrot's given up the ghost
  * IPv6 can be abused, especially with MAC addresses, and can leak with VPNs: assuming
  * your ISP and/or router and/or website is IPv6 capable. Most sites will fall back to IPv4
  * [SETUP-WEB] PR_CONNECT_RESET_ERROR: this pref *might* be the cause
- * [STATS] Firefox telemetry (Sept 2022) shows ~8% of successful connections are IPv6
+ * [STATS] Firefox telemetry (Feb 2023) shows ~9% of successful connections are IPv6
  * [NOTE] This is an application level fallback. Disabling IPv6 is best done at an
  * OS/network level, and/or configured properly in VPN setups. If you are not masking your IP,
  * then this won't make much difference. If you are masking your IP, then it can only help.
@@ -426,7 +426,7 @@ user_pref("_user.js.parrot", "1200 syntax error: the parrot's a stiff!");
  * but the problem is that the browser can't know that. Setting this pref to true is the only way for the
  * browser to ensure there will be no unsafe renegotiations on the channel between the browser and the server
  * [SETUP-WEB] SSL_ERROR_UNSAFE_NEGOTIATION: is it worth overriding this for that one site?
- * [STATS] SSL Labs (Sept 2022) reports over 99.3% of top sites have secure renegotiation [4]
+ * [STATS] SSL Labs (Feb 2023) reports over 99.3% of top sites have secure renegotiation [4]
  * [1] https://wiki.mozilla.org/Security:Renegotiation
  * [2] https://datatracker.ietf.org/doc/html/rfc5746
  * [3] https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3555
@@ -491,7 +491,7 @@ user_pref("security.pki.crlite_mode", 2);
  * [SETTING] to add site exceptions: Padlock>HTTPS-Only mode>On (after "Continue to HTTP Site")
  * [SETTING] Privacy & Security>HTTPS-Only Mode (and manage exceptions)
  * [TEST] http://example.com [upgrade]
- * [TEST] http://httpforever.com/ [no upgrade] ***/
+ * [TEST] http://httpforever.com/ | http://http.rip [no upgrade] ***/
 user_pref("dom.security.https_only_mode", true); // [FF76+]
    // user_pref("dom.security.https_only_mode_pbm", true); // [FF80+]
 /* 1245: enable HTTPS-Only mode for local resources [FF77+] ***/
@@ -557,13 +557,6 @@ user_pref("privacy.userContext.ui.enabled", true);
 
 /*** [SECTION 2000]: PLUGINS / MEDIA / WEBRTC ***/
 user_pref("_user.js.parrot", "2000 syntax error: the parrot's snuffed it!");
-/* 2001: disable WebRTC (Web Real-Time Communication)
- * Firefox desktop uses mDNS hostname obfuscation and the private IP is never exposed until
- * required in TRUSTED scenarios; i.e. after you grant device (microphone or camera) access
- * [TEST] https://browserleaks.com/webrtc
- * [1] https://groups.google.com/g/discuss-webrtc/c/6stQXi72BEU/m/2FwZd24UAQAJ
- * [2] https://datatracker.ietf.org/doc/html/draft-ietf-mmusic-mdns-ice-candidates#section-3.1.1 ***/
-   // user_pref("media.peerconnection.enabled", false);
 /* 2002: force WebRTC inside the proxy [FF70+] ***/
 user_pref("media.peerconnection.ice.proxy_only_if_behind_proxy", true);
 /* 2003: force a single network interface for ICE candidates generation [FF42+]
@@ -882,7 +875,7 @@ user_pref("_user.js.parrot", "5000 syntax error: the parrot's taken 'is last bow
  * caches, searches, cookies, localStorage, IndexedDB etc (which you can achieve in normal mode).
  * In fact, PB mode limits or removes the ability to control some of these, and you need to quit
  * Firefox to clear them. PB is best used as a one off window (Menu>New Private Window) to provide
- * a temporary self-contained new session. Close all Private Windows to clear the PB mode session.
+ * a temporary self-contained new session. Close all private windows to clear the PB session.
  * [SETTING] Privacy & Security>History>Custom Settings>Always use private browsing mode
  * [1] https://wiki.mozilla.org/Private_Browsing
  * [2] https://support.mozilla.org/kb/common-myths-about-private-browsing ***/
@@ -954,10 +947,12 @@ user_pref("_user.js.parrot", "5000 syntax error: the parrot's taken 'is last bow
    // user_pref("extensions.formautofill.addresses.enabled", false); // [FF55+]
    // user_pref("extensions.formautofill.creditCards.enabled", false); // [FF56+]
    // user_pref("extensions.formautofill.heuristics.enabled", false); // [FF55+]
-/* 5017: limit events that can cause a pop-up ***/
+/* 5018: limit events that can cause a pop-up ***/
    // user_pref("dom.popup_allowed_events", "click dblclick mousedown pointerdown");
-/* 5018: disable page thumbnail collection ***/
+/* 5019: disable page thumbnail collection ***/
    // user_pref("browser.pagethumbnails.capturing_disabled", true); // [HIDDEN PREF]
+/* 5020: disable Windows native notifications and use app notications instead [FF111+] [WINDOWS] ***/
+   // user_pref("alerts.useSystemBackend.windows.notificationserver.enabled", false);
 
 /*** [SECTION 5500]: OPTIONAL HARDENING
    Not recommended. Overriding these can cause breakage and performance issues,
@@ -1012,8 +1007,8 @@ user_pref("network.http.referer.spoofSource", false); // [DEFAULT: false]
  * [1] https://www.squarefree.com/2004/07/01/race-conditions-in-security-dialogs/ ***/
 user_pref("security.dialog_enable_delay", 1000); // [DEFAULT: 1000]
 /* 6008: enforce no First Party Isolation [FF51+]
- * [WARNING] Replaced with network partitioning (FF85+) and TCP (2701),
- * and enabling FPI disables those. FPI is no longer maintained ***/
+ * [WARNING] Replaced with network partitioning (FF85+) and TCP (2701), and enabling FPI
+ * disables those. FPI is no longer maintained except at Tor Project for Tor Browser's config ***/
 user_pref("privacy.firstparty.isolate", false); // [DEFAULT: false]
 /* 6009: enforce SmartBlock shims [FF81+]
  * In FF96+ these are listed in about:compat
@@ -1143,6 +1138,13 @@ user_pref("_user.js.parrot", "7000 syntax error: the parrot's pushing up daisies
  * [NOTE] To remove all subscriptions, reset "dom.push.userAgentID"
  * [1] https://support.mozilla.org/kb/push-notifications-firefox ***/
    // user_pref("dom.push.enabled", false);
+/* 7020: disable WebRTC (Web Real-Time Communication)
+ * [WHY] Firefox desktop uses mDNS hostname obfuscation and the private IP is never exposed until
+ * required in TRUSTED scenarios; i.e. after you grant device (microphone or camera) access
+ * [TEST] https://browserleaks.com/webrtc
+ * [1] https://groups.google.com/g/discuss-webrtc/c/6stQXi72BEU/m/2FwZd24UAQAJ
+ * [2] https://datatracker.ietf.org/doc/html/draft-ietf-mmusic-mdns-ice-candidates#section-3.1.1 ***/
+   // user_pref("media.peerconnection.enabled", false);
 
 /*** [SECTION 8000]: DON'T BOTHER: FINGERPRINTING
    [WHY] They are insufficient to help anti-fingerprinting and do more harm than good