CVE-2021-38500
Description
Mozilla developers reported memory safety bugs present in Firefox 92 and Firefox ESR 91.1. 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 Thunderbird < 78.15, Thunderbird < 91.2, Firefox ESR < 91.2, Firefox ESR < 78.15, and Firefox < 93.
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
1.49
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Multiple vulnerabilities fixed in Mozilla Firefox ESR (91) (91.2.0) | Windows |
| Vulnerabilities CVE-2021-38496,CVE-2021-38500 are fixed in Mozilla Firefox ESR (78.15.0) | Windows |
| Vulnerabilities CVE-2021-38496,CVE-2021-38500 are fixed in Mozilla Firefox ESR (x64) (78.15.0) | Windows |
| Multiple vulnerabilities fixed in Mozilla Firefox (93.0) | Windows |
| Multiple vulnerabilities fixed in Mozilla Firefox (x64) (93.0) | Windows |
| Multiple vulnerabilities fixed in Mozilla Thunderbird (91) (x64) (91.2.0) | Windows |
| Multiple vulnerabilities fixed in Mozilla Thunderbird (91) (91.2.0) | Windows |
| Vulnerabilities CVE-2021-38496,CVE-2021-38500 are affected in Mozilla Firefox (x64) 78.14 | Windows |
| Multiple Vulnerabilities are affected in Mozilla Firefox (x64) 91.1 | Windows |
| Multiple Vulnerabilities are affected in Mozilla Firefox (x64) 92.99 | Windows |
| Vulnerabilities CVE-2021-38496,CVE-2021-38500 are affected in Mozilla_Firefox 78.14 | Windows |
| Multiple Vulnerabilities are affected in Mozilla_Firefox 91.1 | Windows |
| Multiple Vulnerabilities are affected in Mozilla_Firefox 92.99 | Windows |
| Multiple Vulnerabilities are affected in Mozilla Firefox ESR (x64) 91.1 | Windows |
| Multiple Vulnerabilities are affected in Mozilla Firefox ESR 91.1 | Windows |
| Multiple Vulnerabilities are affected in Mozilla Thunderbird 91.1 | Windows |
| Multiple vulnerabilities are fixed in Mozilla Firefox For Mac 93 | Mac |
| Multiple vulnerabilities are fixed in Mozilla Thunderbird For Mac 91.2 | Mac |
| Vulnerabilities CVE-2021-38496,CVE-2021-38500 are fixed in Mozilla Thunderbird For Mac 78.15 | Mac |
| Vulnerabilities CVE-2021-38496,CVE-2021-38500 are fixed in Mozilla Firefox ESR for MAC 78.15.0 | Mac |
| Vulnerabilities CVE-2021-38496,CVE-2021-38500 are affected in Firefox ESR for Mac 78.14 | Mac |
| Vulnerabilities CVE-2021-38496,CVE-2021-38497,CVE-2021-38500,CVE-2021-38501 are affected in Firefox ESR for Mac 91.1 | Mac |
| Vulnerabilities CVE-2021-38496,CVE-2021-38500 are affected in Mozilla Firefox for Mac 78.14 | Mac |
| Vulnerabilities CVE-2021-38496,CVE-2021-38497,CVE-2021-38500,CVE-2021-38501 are affected in Mozilla Firefox for Mac 91.1 | Mac |
| Multiple Vulnerabilities are affected in Mozilla Firefox for Mac 92.0 | Mac |
| Vulnerabilities CVE-2021-38496,CVE-2021-38500 are affected in Mozilla Thunderbird for Mac 78.14 | Mac |
| Multiple Vulnerabilities are affected in Mozilla Thunderbird for Mac 91.1 | Mac |
| Multiple vulnerabilities are fixed in Mozilla Firefox For Mac 91.2 | Mac |
| (RHSA-2021:3755) firefox security update firefox-91.2.0-4.el8_4.x86_64.rpm | Linux |
| (RHSA-2021:3755) firefox security update firefox-debugsource-91.2.0-4.el8_4.x86_64.rpm | Linux |
| (RHSA-2021:3791) firefox security update firefox-91.2.0-4.el7_9.i686.rpm | Linux |
| (RHSA-2021:3791) firefox security update firefox-91.2.0-4.el7_9.x86_64.rpm | Linux |
| (RHSA-2021:3841) thunderbird security update thunderbird-91.2.0-1.el7_9.x86_64.rpm | Linux |
| Firefox update (ELSA-2021-3755) firefox-91.2.0-4.0.1.el8_4.x86_64.rpm | Linux |
| Thunderbird update (ELSA-2021-3838) thunderbird-91.2.0-1.0.1.el8_4.x86_64.rpm | Linux |
| firefox-esr security update(DSA-4981-1) firefox-esr_78.15.0esr-1~deb10u1_i386.deb | Linux |
| firefox-esr security update(DSA-4981-1) firefox-esr_78.15.0esr-1~deb10u1_amd64.deb | Linux |
| firefox-esr security update(DSA-4981-1) firefox-esr_78.15.0esr-1~deb11u1_amd64.deb | Linux |
| Firefox update (ELSA-2021-3791) firefox-91.2.0-4.0.1.el7_9.i686.rpm | Linux |
| Firefox update (ELSA-2021-3791) firefox-91.2.0-4.0.1.el7_9.x86_64.rpm | Linux |
| Thunderbird update (ELSA-2021-3841) thunderbird-91.2.0-1.0.1.el7_9.x86_64.rpm | Linux |
| Mozilla Open Source mail and newsgroup client (USN-5132-1) thunderbird_91.2.1+build1-0ubuntu0.21.10.1_amd64.deb | Linux |
| SUSE-SU-2021:3446-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-91.2.0-112.74.1.x86_64.rpm | Linux |
| SUSE-SU-2021:3446-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-debuginfo-91.2.0-112.74.1.x86_64.rpm | Linux |
| SUSE-SU-2021:3446-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-debugsource-91.2.0-112.74.1.x86_64.rpm | Linux |
| SUSE-SU-2021:3446-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-devel-91.2.0-112.74.1.x86_64.rpm | Linux |
| SUSE-SU-2021:3446-1(SUSE Linux Enterprise Server 12-SP5 ) MozillaFirefox-translations-common-91.2.0-112.74.1.x86_64.rpm | Linux |
| thunderbird security update(DSA-5034-1) thunderbird_91.4.1-1~deb10u1_i386.deb | Linux |
| thunderbird security update(DSA-5034-1) thunderbird_91.4.1-1~deb10u1_amd64.deb | Linux |
| thunderbird security update(DSA-5034-1) thunderbird_91.4.1-1~deb11u1_amd64.deb | Linux |
| Mozilla Open Source mail and newsgroup client (USN-5248-1) thunderbird_91.5.0+build1-0ubuntu0.18.04.1_i386.deb | Linux |
| Mozilla Open Source mail and newsgroup client (USN-5248-1) thunderbird_91.5.0+build1-0ubuntu0.18.04.1_amd64.deb | Linux |
| Mozilla Open Source mail and newsgroup client (USN-5248-1) thunderbird_91.5.0+build1-0ubuntu0.20.04.1_amd64.deb | Linux |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-321750 | Mozilla Firefox ESR (78.15.0) |
| PATCH-321752 | Mozilla Firefox ESR (x64) (78.15.0) |
| PATCH-321748 | Mozilla Firefox (93.0) |
| PATCH-321749 | Mozilla Firefox (x64) (93.0) |
| PATCH-321786 | Mozilla Thunderbird (91) (x64) (91.2.0) |
| PATCH-321775 | Mozilla Thunderbird (91) (91.2.0) |
| PATCH-611870 | Mozilla Firefox For Mac (142.0.1) |
| PATCH-611807 | Mozilla Thunderbird For Mac (142.0) |
| PATCH-611807 | Mozilla Thunderbird For Mac (142.0) |
| PATCH-607001 | Mozilla Firefox ESR for MAC 115.9.0 |
| PATCH-611808 | Mozilla Firefox ESR for MAC 128.14.0 |
| PATCH-611808 | Mozilla Firefox ESR for MAC 128.14.0 |
| PATCH-611870 | Mozilla Firefox For Mac (142.0.1) |
| PATCH-611870 | Mozilla Firefox For Mac (142.0.1) |
| PATCH-611870 | Mozilla Firefox For Mac (142.0.1) |
| PATCH-611807 | Mozilla Thunderbird For Mac (142.0) |
| PATCH-611807 | Mozilla Thunderbird For Mac (142.0) |
| PATCH-612783 | Mozilla 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