CVE-2021-38496
Description
During operations on MessageTasks, a task may have been removed while it was still scheduled, resulting in memory corruption and a potentially exploitable crash. 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