CVE-2021-38493
Description
Mozilla developers reported memory safety bugs present in Firefox 91 and Firefox ESR 78.13. 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 ESR < 78.14, Thunderbird < 78.14, and Firefox < 92.
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
0.385
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Vulnerabilities CVE-2021-29993,CVE-2021-38491,CVE-2021-38492,CVE-2021-38493,CVE-2021-38494 are fixed in Mozilla Firefox (x64) (92.0) | Windows |
| Vulnerabilities CVE-2021-29993,CVE-2021-38491,CVE-2021-38492,CVE-2021-38493,CVE-2021-38494 are fixed in Mozilla Firefox (92.0) | Windows |
| Vulnerabilities CVE-2021-38492,CVE-2021-38493 are fixed in Mozilla Firefox ESR (78.14.0) | Windows |
| Vulnerabilities CVE-2021-38492,CVE-2021-38493 are fixed in Mozilla Firefox ESR (x64) (78.14.0) | Windows |
| Vulnerabilities CVE-2021-38492,CVE-2021-38493 are fixed in Mozilla Thunderbird (78.14.0) | Windows |
| Vulnerabilities CVE-2021-38492,CVE-2021-38493 are fixed in Mozilla Thunderbird (x64) (78.14.0) | Windows |
| Vulnerability CVE-2021-38493 are affected in Mozilla Firefox ESR (x64) 78.13.0 | Windows |
| Multiple Vulnerabilities are affected in Mozilla Firefox ESR (x64) 78.6.0 | Windows |
| Vulnerability CVE-2021-38493 are affected in Mozilla Firefox ESR 78.13.0 | Windows |
| Multiple Vulnerabilities are affected in Mozilla Firefox ESR 78.6.0 | Windows |
| Vulnerability CVE-2021-38493 are affected in Mozilla Thunderbird 78.13.0 | Windows |
| Multiple Vulnerabilities are affected in Mozilla Thunderbird 78.9.1 | Windows |
| Vulnerabilities CVE-2021-29993,CVE-2021-38491,CVE-2021-38492,CVE-2021-38493,CVE-2021-38494 are fixed in Mozilla Firefox For Mac (92.0) | Mac |
| Vulnerabilities CVE-2021-29993,CVE-2021-38491,CVE-2021-38492,CVE-2021-38493,CVE-2021-38494 are fixed in Mozilla Firefox For Mac (92.0.1) | Mac |
| Vulnerabilities CVE-2021-38492,CVE-2021-38493 are fixed in Mozilla Thunderbird For Mac (78.14.0) | Mac |
| Vulnerabilities CVE-2021-38492,CVE-2021-38493 are fixed in Mozilla Firefox ESR for MAC 78.14.0 | Mac |
| Multiple Vulnerabilities are affected in Mozilla Firefox for Mac 91.0 | Mac |
| Vulnerabilities CVE-2021-38492,CVE-2021-38493 are affected in Firefox ESR for Mac 78.13.0 | Mac |
| Vulnerabilities CVE-2021-38492,CVE-2021-38493 are affected in Mozilla Firefox for Mac 78.13.0 | Mac |
| Vulnerabilities CVE-2021-38492,CVE-2021-38493 are affected in Mozilla Thunderbird for Mac 78.13.0 | Mac |
| firefox-esr security update(DSA-4969-1) firefox-esr_78.14.0esr-1~deb10u1_i386.deb | Linux |
| firefox-esr security update(DSA-4969-1) firefox-esr_78.14.0esr-1~deb10u1_amd64.deb | Linux |
| thunderbird security update(DSA-4973-1) thunderbird_78.14.0-1~deb10u1_i386.deb | Linux |
| thunderbird security update(DSA-4973-1) thunderbird_78.14.0-1~deb10u1_amd64.deb | Linux |
| Mozilla Open Source web browser (USN-5074-1) firefox_92.0+build3-0ubuntu0.18.04.1_i386.deb | Linux |
| Mozilla Open Source web browser (USN-5074-1) firefox_92.0+build3-0ubuntu0.18.04.1_amd64.deb | Linux |
| Mozilla Open Source web browser (USN-5074-1) firefox_92.0+build3-0ubuntu0.20.04.1_amd64.deb | Linux |
| Mozilla Open Source web browser (USN-5074-1) firefox_92.0+build3-0ubuntu0.21.04.1_amd64.deb | Linux |
| (RHSA-2021:3494) thunderbird security update thunderbird-78.14.0-1.el7_9.x86_64.rpm | Linux |
| (RHSA-2021:3498) firefox security update firefox-78.14.0-1.el7_9.i686.rpm | Linux |
| (RHSA-2021:3498) firefox security update firefox-78.14.0-1.el7_9.x86_64.rpm | Linux |
| Firefox update (ELSA-2021-3497) firefox-78.14.0-1.0.1.el8_4.x86_64.rpm | Linux |
| (RHSA-2021:3497) firefox security update firefox-78.14.0-1.el8_4.x86_64.rpm | Linux |
| (RHSA-2021:3497) firefox security update firefox-debugsource-78.14.0-1.el8_4.x86_64.rpm | Linux |
| (RHSA-2021:3499) thunderbird security update thunderbird-78.14.0-1.el8_4.x86_64.rpm | Linux |
| (RHSA-2021:3499) thunderbird security update thunderbird-debugsource-78.14.0-1.el8_4.x86_64.rpm | Linux |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-321297 | Mozilla Firefox (x64) (92.0) |
| PATCH-321296 | Mozilla Firefox (92.0) |
| PATCH-321298 | Mozilla Firefox ESR (78.14.0) |
| PATCH-321300 | Mozilla Firefox ESR (x64) (78.14.0) |
| PATCH-321303 | Mozilla Thunderbird (78.14.0) |
| PATCH-321305 | Mozilla Thunderbird (x64) (78.14.0) |
| PATCH-607000 | Mozilla Firefox For Mac (124.0) |
| PATCH-607000 | Mozilla Firefox For Mac (124.0) |
| PATCH-611353 | Mozilla Thunderbird For Mac (128.12.0) |
| PATCH-607001 | Mozilla Firefox ESR for MAC 115.9.0 |
| PATCH-611870 | Mozilla Firefox For Mac (142.0.1) |
| PATCH-611808 | Mozilla Firefox ESR for MAC 128.14.0 |
| PATCH-611870 | Mozilla Firefox For Mac (142.0.1) |
| PATCH-611807 | Mozilla Thunderbird For Mac (142.0) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234