Input validation error in Mozilla Firefox and Firefox ESR - CVE-2022-46874

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Main Vulnerability Database Vulnerabilities #VU70147

Input validation error in Mozilla Firefox and Firefox ESR - CVE-2022-46874

Published: December 13, 2022


Vulnerability identifier: #VU70147
CSH Severity: Medium
CVSS v4: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-46874
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a spoofing attack.

The vulnerability exists due to insufficient validation of long filenames during drag and drop actions, which causes filename truncation to a potentially malicious extension. A remote attacker can trick the victim to download a file with a long filename, which can be automatically truncated by the browser into an executable file.


Affected software

Mozilla Firefox
Firefox ESR
Debian Linux
Oracle Linux
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for Power, little endian
Anolis OS
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Oracle Solaris
Slackware Linux
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Server for SAP Applications
SUSE Linux Enterprise Workstation Extension
openSUSE Leap
Ubuntu
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
SUSE Linux Enterprise Module for Packagehub Subpackages
mozilla-thunderbird
mozilla-firefox
firefox-esr (Debian package)
firefox (Red Hat package)
thunderbird (Debian package)
firefox
thunderbird (Red Hat package)
thunderbird
MozillaFirefox-translations-other
MozillaFirefox-devel
MozillaFirefox-translations-common
MozillaFirefox-debugsource
MozillaFirefox-debuginfo
MozillaFirefox
MozillaThunderbird
MozillaThunderbird-debuginfo
MozillaThunderbird-debugsource
MozillaThunderbird-translations-common
MozillaThunderbird-translations-other
MozillaFirefox-branding-upstream
mail-client/thunderbird
mail-client/thunderbird-bin
thunderbird (Ubuntu package)
www-client/firefox
firefox (Ubuntu package)
Mozilla Thunderbird
IBM Cloud Pak for Multicloud Management Monitoring
Synthetic Playback Agent

How to mitigate CVE-2022-46874

Install updates from vendor's website.

Mozilla Firefox - update to 108.0
Firefox ESR - update to 102.6.0
Mozilla Thunderbird - update to 102.6.1
IBM Cloud Pak for Multicloud Management Monitoring - update to 2.3 Fix Pack 7
Synthetic Playback Agent - update to 8.1.4 IF17
mozilla-thunderbird - addressed in versions 102.6.0, 102.6.1
mozilla-firefox - update to 102.6.0esr
firefox-esr (Debian package) - update to 102.6.0esr-1~deb11u1
firefox (Red Hat package) - addressed in versions 102.6.0-1.el7_9, 102.6.0-1.el8_1, 102.6.0-1.el8_2, 102.6.0-1.el8_4, 102.6.0-1.el8_6, 102.6.0-1.el8_7, 102.6.0-1.el9_0, 102.6.0-1.el9_1
thunderbird (Debian package) - update to 1:102.6.0-1~deb11u1
firefox - update to 102.6.0-1.0.1
thunderbird (Red Hat package) - addressed in versions 102.6.0-2.el7_9, 102.6.0-2.el8_1, 102.6.0-2.el8_2, 102.6.0-2.el8_4, 102.6.0-2.el8_6, 102.6.0-2.el8_7, 102.6.0-2.el9_0, 102.6.0-2.el9_1
thunderbird - update to 102.6.0-2.0.1
MozillaFirefox-translations-other - addressed in versions 102.6.0-150000.150.68.1, 102.6.0-150200.152.70.1
MozillaFirefox-devel - addressed in versions 102.6.0-150000.150.68.1, 102.6.0-150200.152.70.1
MozillaFirefox-translations-common - addressed in versions 102.6.0-150000.150.68.1, 102.6.0-150200.152.70.1
MozillaFirefox-debugsource - addressed in versions 102.6.0-150000.150.68.1, 102.6.0-150200.152.70.1
MozillaFirefox-debuginfo - addressed in versions 102.6.0-150000.150.68.1, 102.6.0-150200.152.70.1
MozillaFirefox - addressed in versions 102.6.0-150000.150.68.1, 102.6.0-150200.152.70.1
MozillaThunderbird - addressed in versions 102.6.0-150200.8.96.1, 102.6.1-150200.8.99.1
MozillaThunderbird-debuginfo - addressed in versions 102.6.0-150200.8.96.1, 102.6.1-150200.8.99.1
MozillaThunderbird-debugsource - addressed in versions 102.6.0-150200.8.96.1, 102.6.1-150200.8.99.1
MozillaThunderbird-translations-common - addressed in versions 102.6.0-150200.8.96.1, 102.6.1-150200.8.99.1
MozillaThunderbird-translations-other - addressed in versions 102.6.0-150200.8.96.1, 102.6.1-150200.8.99.1
MozillaFirefox-branding-upstream - update to 102.6.0-150200.152.70.1
mail-client/thunderbird - update to 102.7.0
mail-client/thunderbird-bin - update to 102.7.0
thunderbird (Ubuntu package) - addressed in versions 1:102.7.1+build2-0ubuntu0.18.04.1, 1:102.7.1+build2-0ubuntu0.20.04.1, 1:102.7.1+build2-0ubuntu0.22.04.1, 1:102.7.1+build2-0ubuntu0.22.10.1
www-client/firefox - update to 104
firefox (Ubuntu package) - addressed in versions 108.0+build2-0ubuntu0.18.04.1, 108.0+build2-0ubuntu0.20.04.1, 108.0.1+build1-0ubuntu0.18.04.1, 108.0.1+build1-0ubuntu0.20.04.1, 108.0.2+build1-0ubuntu0.18.04.1, 108.0.2+build1-0ubuntu0.20.04.1

External References

Related Security Bulletins