Information disclosure in Mozilla Firefox and Firefox ESR - CVE-2023-29545

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Main Vulnerability Database Vulnerabilities #VU74835

Information disclosure in Mozilla Firefox and Firefox ESR - CVE-2023-29545

Published: April 11, 2023


Vulnerability identifier: #VU74835
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-2023-29545
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to excessive data output by the application when downloading files through the "Save Link As" on Windows with suggested filenames containing environment variable names. A remote attacker can gain unauthorized access to sensitive information on the system.

Note, the vulnerability affects only Windows installations.

Affected software

Mozilla Firefox
Firefox ESR
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Software Development Kit 12
SUSE CaaS Platform
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Linux Enterprise Micro
SUSE Enterprise Storage
SUSE OpenStack Cloud Crowbar
SUSE OpenStack Cloud
Oracle Solaris
SUSE Linux Enterprise Server 12 SP2 BCL
SUSE Linux Enterprise Server 12 SP4 ESPOS
SUSE Linux Enterprise Server 12 SP4 LTSS
Slackware Linux
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Package Hub 15
Desktop Applications Module
openSUSE Leap
Mozilla Thunderbird
IBM Cloud Pak for Multicloud Management Monitoring
mozilla-thunderbird
mozilla-firefox
MozillaFirefox
MozillaFirefox-debugsource
MozillaFirefox-debuginfo
MozillaFirefox-translations-common
MozillaFirefox-devel
MozillaFirefox-translations-other
MozillaFirefox-branding-upstream
MozillaThunderbird-debugsource
MozillaThunderbird-translations-other
MozillaThunderbird-debuginfo
MozillaThunderbird
MozillaThunderbird-translations-common

How to mitigate CVE-2023-29545

Install updates from vendor's website.

Mozilla Firefox - update to 112.0
Firefox ESR - update to 102.10.0
Mozilla Thunderbird - update to 102.10.0
IBM Cloud Pak for Multicloud Management Monitoring - update to 2.3 Fix Pack 7
mozilla-thunderbird - update to 102.10.0
mozilla-firefox - addressed in versions 102.10.0esr, 112.0
MozillaFirefox - addressed in versions 102.10.0-112.156.1, 102.10.0-150000.150.82.1, 102.10.0-150200.152.84.1
MozillaFirefox-debugsource - addressed in versions 102.10.0-112.156.1, 102.10.0-150000.150.82.1, 102.10.0-150200.152.84.1
MozillaFirefox-debuginfo - addressed in versions 102.10.0-112.156.1, 102.10.0-150000.150.82.1, 102.10.0-150200.152.84.1
MozillaFirefox-translations-common - addressed in versions 102.10.0-112.156.1, 102.10.0-150000.150.82.1, 102.10.0-150200.152.84.1
MozillaFirefox-devel - addressed in versions 102.10.0-112.156.1, 102.10.0-150000.150.82.1, 102.10.0-150200.152.84.1
MozillaFirefox-translations-other - addressed in versions 102.10.0-150000.150.82.1, 102.10.0-150200.152.84.1
MozillaFirefox-branding-upstream - update to 102.10.0-150200.152.84.1
MozillaThunderbird-debugsource - update to 102.10.1-150200.8.113.2
MozillaThunderbird-translations-other - update to 102.10.1-150200.8.113.2
MozillaThunderbird-debuginfo - update to 102.10.1-150200.8.113.2
MozillaThunderbird - update to 102.10.1-150200.8.113.2
MozillaThunderbird-translations-common - update to 102.10.1-150200.8.113.2

External References

Related Security Bulletins