Origin validation error in Mozilla Firefox - CVE-2022-34477

Vulnerability identifier: #VU64765

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-34477

CWE-ID: CWE-346

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to origin validation error. The MediaError message property should be consistent to avoid leaking information about cross-origin resources, however for a same-site cross-origin resource, the message could have leaked information enabling XS-Leaks attacks.

Mozilla Firefox
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Enterprise Storage
SUSE Linux Enterprise Storage
SUSE OpenStack Cloud
SUSE OpenStack Cloud Crowbar
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Server for SAP Applications
SUSE Linux Enterprise Software Development Kit
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Desktop
openSUSE Leap
Ubuntu
firefox (Ubuntu package)
MozillaFirefox-debuginfo
MozillaFirefox-translations-common
MozillaFirefox-devel
MozillaFirefox-debugsource
MozillaFirefox
MozillaFirefox-translations-other
MozillaFirefox-branding-upstream
MozillaFirefox-branding-SLE

Install updates from vendor's website.

Mozilla Firefox - update to 102.0
firefox (Ubuntu package) - addressed in versions 102.0+build2-0ubuntu0.18.04.1, 102.0+build2-0ubuntu0.20.04.1, 102.0+build2-0ubuntu0.21.10.1
MozillaFirefox-debuginfo - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-translations-common - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-devel - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-debugsource - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-translations-other - addressed in versions 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-branding-upstream - update to 102.3.0-150200.152.61.1
MozillaFirefox-branding-SLE - addressed in versions 102-35.9.1, 102-150000.4.22.1, 102-150200.9.10.1

• https://www.mozilla.org/en-US/security/advisories/mfsa2022-24/

• Multiple vulnerabilities in Mozilla Firefox
• Ubuntu update for firefox
• Gentoo update for Mozilla Firefox
• SUSE update for MozillaFirefox
• SUSE update for MozillaFirefox
• SUSE update for MozillaFirefox