Spoofing attack in Mozilla products - CVE-2023-5721

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Main Vulnerability Database Vulnerabilities #VU82337

Spoofing attack in Mozilla products - CVE-2023-5721

Published: October 24, 2023


Vulnerability identifier: #VU82337
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-5721
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of queued up rendering. A remote attacker can perform spoofing attack by activating or dismissing certain browser prompts and dialogs.


Affected software

Mozilla Firefox
Firefox ESR
Firefox for Android
Debian Linux
Oracle Linux
Gentoo Linux
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 15
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 Workstation Extension 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Software Development Kit 12
SUSE CaaS Platform
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Manager Proxy
SUSE Linux Enterprise Micro
Red Hat Enterprise Linux Server
Anolis OS
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
SUSE Enterprise Storage
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for IBM z Systems - 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 ARM 64 - Extended Update Support
Slackware Linux
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Package Hub 15
Desktop Applications Module
openSUSE Leap
Ubuntu
openEuler
IBM Cloud Pak for Multicloud Management
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
mozilla-firefox
firefox-esr (Debian package)
firefox-x11
firefox-wayland
firefox-langpacks
firefox
firefox (Red Hat package)
MozillaFirefox-devel
MozillaFirefox
MozillaFirefox-translations-common
MozillaFirefox-debugsource
MozillaFirefox-debuginfo
MozillaFirefox-translations-other
MozillaFirefox-branding-upstream
thunderbird (Ubuntu package)
mozilla-thunderbird
thunderbird (Red Hat package)
thunderbird (Debian package)
thunderbird
MozillaThunderbird-debuginfo
MozillaThunderbird
MozillaThunderbird-translations-common
MozillaThunderbird-translations-other
MozillaThunderbird-debugsource
mail-client/thunderbird
mail-client/thunderbird-bin
firefox (Ubuntu package)
firefox-debuginfo
firefox-debugsource
Mozilla Thunderbird

How to mitigate CVE-2023-5721

Install updates from vendor's website.

Mozilla Firefox - update to 119.0
Firefox for Android - update to 119.0
Firefox ESR - update to 115.4.0
IBM Cloud Pak for Multicloud Management - update to 2.3.8
Mozilla Thunderbird - update to 115.4.0
mozilla-firefox - update to 115.4.0esr
firefox-esr (Debian package) - addressed in versions 115.4.0esr-1~deb11u1, 115.4.0esr-1~deb12u1
firefox-x11 - update to 115.4.0-1
firefox-wayland - update to 115.4.0-1
firefox-langpacks - update to 115.4.0-1
firefox - addressed in versions 115.4.0-1, 115.4.0-1.0.1
firefox (Red Hat package) - addressed in versions 115.4.0-1.el7_9, 115.4.0-1.el8_1, 115.4.0-1.el8_2, 115.4.0-1.el8_6, 115.4.0-1.el8_8, 115.4.0-1.el9_0, 115.4.0-1.el9_2
MozillaFirefox-devel - addressed in versions 115.4.0-112.188.1, 115.4.0-150000.150.113.1, 115.4.0-150200.152.114.1, 115.5.0-112.191.1, 115.5.0-150000.150.116.1, 115.5.0-150200.152.117.1
MozillaFirefox - addressed in versions 115.4.0-112.188.1, 115.4.0-150000.150.113.1, 115.4.0-150200.152.114.1, 115.5.0-112.191.1, 115.5.0-150000.150.116.1, 115.5.0-150200.152.117.1
MozillaFirefox-translations-common - addressed in versions 115.4.0-112.188.1, 115.4.0-150000.150.113.1, 115.4.0-150200.152.114.1, 115.5.0-112.191.1, 115.5.0-150000.150.116.1, 115.5.0-150200.152.117.1
MozillaFirefox-debugsource - addressed in versions 115.4.0-112.188.1, 115.4.0-150000.150.113.1, 115.4.0-150200.152.114.1, 115.5.0-112.191.1, 115.5.0-150000.150.116.1, 115.5.0-150200.152.117.1
MozillaFirefox-debuginfo - addressed in versions 115.4.0-112.188.1, 115.4.0-150000.150.113.1, 115.4.0-150200.152.114.1, 115.5.0-112.191.1, 115.5.0-150000.150.116.1, 115.5.0-150200.152.117.1
MozillaFirefox-translations-other - addressed in versions 115.4.0-150000.150.113.1, 115.4.0-150200.152.114.1, 115.5.0-150000.150.116.1, 115.5.0-150200.152.117.1
MozillaFirefox-branding-upstream - addressed in versions 115.4.0-150200.152.114.1, 115.5.0-150200.152.117.1
thunderbird (Ubuntu package) - addressed in versions 1:115.4.1+build1-0ubuntu0.20.04.1, 1:115.4.1+build1-0ubuntu0.22.04.1, 1:115.4.1+build1-0ubuntu0.23.04.1, 1:115.4.1+build1-0ubuntu0.23.10.1
mozilla-thunderbird - update to 115.4.1
thunderbird (Red Hat package) - addressed in versions 115.4.1-1.el8_1, 115.4.1-1.el8_2, 115.4.1-1.el8_4, 115.4.1-1.el8_6, 115.4.1-1.el8_8, 115.4.1-1.el9_2
thunderbird (Debian package) - addressed in versions 1:115.4.1-1~deb11u1, 1:115.4.1-1~deb12u1
thunderbird - update to 115.4.1-1.0.1
MozillaThunderbird-debuginfo - update to 115.4.1-150200.8.136.1
MozillaThunderbird - update to 115.4.1-150200.8.136.1
MozillaThunderbird-translations-common - update to 115.4.1-150200.8.136.1
MozillaThunderbird-translations-other - update to 115.4.1-150200.8.136.1
MozillaThunderbird-debugsource - update to 115.4.1-150200.8.136.1
mail-client/thunderbird - update to 115.7.0
mail-client/thunderbird-bin - update to 115.7.0
firefox (Ubuntu package) - addressed in versions 119.0+build2-0ubuntu0.20.04.1, 119.0.1+build1-0ubuntu0.20.04.1
firefox-debuginfo - update to 128.8.0-1
firefox-debugsource - update to 128.8.0-1
firefox - update to 128.8.0-1

External References

Related Security Bulletins