CVE-2021-23964

Description

Mozilla developers reported memory safety bugs present in Firefox 84 and Firefox ESR 78.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.

Risk Information

Base Score
8.8
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
0.653

Associated Vulnerability

VulnerabilityOS Platform
Multiple Vulnerabilities are affected in Mozilla Firefox (x64) 84.0Windows
Multiple Vulnerabilities are affected in Mozilla Firefox 84.0Windows
Multiple Vulnerabilities are affected in Mozilla Firefox ESR (x64) 78.6.0Windows
Multiple Vulnerabilities are affected in Mozilla Firefox ESR 78.6.0Windows
Vulnerabilities CVE-2021-23953,CVE-2021-23954,CVE-2021-23960,CVE-2021-23964 are affected in Mozilla Firefox (x64) 78.6Windows
Multiple Vulnerabilities are affected in Mozilla Firefox (x64) 84.99Windows
Vulnerabilities CVE-2021-23953,CVE-2021-23954,CVE-2021-23960,CVE-2021-23964 are affected in Mozilla_Firefox 78.6Windows
Multiple Vulnerabilities are affected in Mozilla_Firefox 84.99Windows
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac (85.0)Mac
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac (85.0.1)Mac
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac (85.0.2)Mac
Multiple vulnerabilities are fixed in Mozilla Thunderbird For Mac (78.7.0)Mac
Multiple vulnerabilities are fixed in Mozilla Thunderbird For Mac (78.7.1)Mac
Multiple Vulnerabilities are affected in Mozilla Firefox for Mac 68.0.1Mac
Multiple Vulnerabilities are affected in Firefox ESR for Mac 68.0.1Mac
Multiple Vulnerabilities are affected in Mozilla Thunderbird for Mac 78.6.1Mac
Multiple Vulnerabilities are affected in Mozilla Firefox for Mac 84.1.3Mac
Vulnerabilities CVE-2020-26976,CVE-2021-23953,CVE-2021-23954,CVE-2021-23960,CVE-2021-23964 are fixed in Mozilla Firefox For Mac 78.7Mac
firefox-esr security update(DSA-4840-1) firefox-esr_78.7.0esr-1~deb10u1_i386.debLinux
firefox-esr security update(DSA-4840-1) firefox-esr_78.7.0esr-1~deb10u1_amd64.debLinux
(RHSA-2021:0288) firefox security update firefox-78.7.0-2.el8_3.x86_64.rpmLinux
(RHSA-2021:0288) firefox security update firefox-debugsource-78.7.0-2.el8_3.x86_64.rpmLinux
(RHSA-2021:0290) firefox security update firefox-78.7.0-2.el7_9.i686.rpmLinux
(RHSA-2021:0290) firefox security update firefox-78.7.0-2.el7_9.x86_64.rpmLinux
SUSE-SU-2021:0241-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-78.7.0-112.45.1.x86_64.rpmLinux
SUSE-SU-2021:0241-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-debuginfo-78.7.0-112.45.1.x86_64.rpmLinux
SUSE-SU-2021:0241-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-debugsource-78.7.0-112.45.1.x86_64.rpmLinux
SUSE-SU-2021:0241-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-devel-78.7.0-112.45.1.x86_64.rpmLinux
SUSE-SU-2021:0241-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-translations-common-78.7.0-112.45.1.x86_64.rpmLinux
thunderbird security update(DSA-4842-1) thunderbird_78.7.0-1~deb10u1_i386.debLinux
thunderbird security update(DSA-4842-1) thunderbird_78.7.0-1~deb10u1_amd64.debLinux
Mozilla Open Source web browser (USN-4717-1) firefox_85.0+build1-0ubuntu0.16.04.1_i386.debLinux
Mozilla Open Source web browser (USN-4717-1) firefox_85.0+build1-0ubuntu0.16.04.1_amd64.debLinux
Mozilla Open Source web browser (USN-4717-1) firefox_85.0+build1-0ubuntu0.18.04.1_i386.debLinux
Mozilla Open Source web browser (USN-4717-1) firefox_85.0+build1-0ubuntu0.18.04.1_amd64.debLinux
Mozilla Open Source web browser (USN-4717-1) firefox_85.0+build1-0ubuntu0.20.04.1_amd64.debLinux
Mozilla Open Source web browser (USN-4717-1) firefox_85.0+build1-0ubuntu0.20.10.1_amd64.debLinux
Mozilla Open Source mail and newsgroup client (USN-4736-1) thunderbird_78.7.1+build1-0ubuntu0.20.10.4_amd64.debLinux
(RHSA-2021:0297) thunderbird security update thunderbird-78.7.0-1.el7_9.x86_64.rpmLinux

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-317673Mozilla Firefox (x64) (84.0.1)
PATCH-343015Mozilla Firefox (132.0.2)
PATCH-607000Mozilla Firefox For Mac (124.0)
PATCH-607000Mozilla Firefox For Mac (124.0)
PATCH-607000Mozilla Firefox For Mac (124.0)
PATCH-611353Mozilla Thunderbird For Mac (128.12.0)
PATCH-611353Mozilla Thunderbird For Mac (128.12.0)
PATCH-611870Mozilla Firefox For Mac (142.0.1)
PATCH-611808Mozilla Firefox ESR for MAC 128.14.0
PATCH-611807Mozilla Thunderbird For Mac (142.0)
PATCH-611870Mozilla Firefox For Mac (142.0.1)
PATCH-612783Mozilla Firefox For Mac (145.0.1)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234