CVE-2023-5725

2023-10-2500:00:00

ubuntu.com

webextension vulnerability

firefox

firefox esr

thunderbird

arbitrary urls

sensitive data collection

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

EPSS

0.001

Percentile

29.5%

JSON

A malicious installed WebExtension could open arbitrary URLs, which under
the right circumstance could be leveraged to collect sensitive user data.
This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and
Thunderbird < 115.4.1.

Notes

Author	Note
tyhicks	mozjs contains a copy of the SpiderMonkey JavaScript engine
mdeslaur	starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchfirefox< 119.0+build2-0ubuntu0.20.04.1UNKNOWN
ubuntu22.04noarchmozjs102< anyUNKNOWN
ubuntu24.04noarchmozjs102< anyUNKNOWN
ubuntu18.04noarchmozjs38< anyUNKNOWN
ubuntu18.04noarchmozjs52< anyUNKNOWN
ubuntu20.04noarchmozjs52< anyUNKNOWN
ubuntu20.04noarchmozjs68< anyUNKNOWN
ubuntu22.04noarchmozjs78< anyUNKNOWN
ubuntu22.04noarchmozjs91< anyUNKNOWN
ubuntu20.04noarchthunderbird< 1:115.4.1+build1-0ubuntu0.20.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	20.04	noarch	firefox	< 119.0+build2-0ubuntu0.20.04.1	UNKNOWN
ubuntu	22.04	noarch	mozjs102	< any	UNKNOWN
ubuntu	24.04	noarch	mozjs102	< any	UNKNOWN
ubuntu	18.04	noarch	mozjs38	< any	UNKNOWN
ubuntu	18.04	noarch	mozjs52	< any	UNKNOWN
ubuntu	20.04	noarch	mozjs52	< any	UNKNOWN
ubuntu	20.04	noarch	mozjs68	< any	UNKNOWN
ubuntu	22.04	noarch	mozjs78	< any	UNKNOWN
ubuntu	22.04	noarch	mozjs91	< any	UNKNOWN
ubuntu	20.04	noarch	thunderbird	< 1:115.4.1+build1-0ubuntu0.20.04.1	UNKNOWN