CVE-2023-25750

2023-03-1500:00:00

ubuntu.com

serviceworker

offline cache

leak

vulnerability

private browsing

firefox < 111

firefox snap

ubuntu 22.04

mozjs

spidermonkey

javascript engine

unix

4.3 Medium

CVSS3

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

0.001 Low

EPSS

Percentile

30.6%

JSON

Under certain circumstances, a ServiceWorker’s offline cache may have
leaked to the file system when using private browsing mode. This
vulnerability affects Firefox < 111.

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
ubuntu18.04noarchfirefox< 111.0+build2-0ubuntu0.18.04.1UNKNOWN
ubuntu20.04noarchfirefox< 111.0+build2-0ubuntu0.20.04.1UNKNOWN
ubuntu18.04noarchmozjs38< anyUNKNOWN
ubuntu18.04noarchmozjs52< anyUNKNOWN
ubuntu20.04noarchmozjs52< anyUNKNOWN
ubuntu20.04noarchmozjs68< anyUNKNOWN
ubuntu22.04noarchmozjs78< anyUNKNOWN
ubuntu22.04noarchmozjs91< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	firefox	< 111.0+build2-0ubuntu0.18.04.1	UNKNOWN
ubuntu	20.04	noarch	firefox	< 111.0+build2-0ubuntu0.20.04.1	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