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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-43538 Detail

Description

By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1739091 Issue Tracking  Permissions Required  Vendor Advisory 
https://bugzilla.mozilla.org/show_bug.cgi?id=1739091 Issue Tracking  Permissions Required  Vendor Advisory 
https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html Mailing List  Third Party Advisory 
https://security.gentoo.org/glsa/202202-03 Third Party Advisory 
https://security.gentoo.org/glsa/202202-03 Third Party Advisory 
https://security.gentoo.org/glsa/202208-14 Third Party Advisory 
https://security.gentoo.org/glsa/202208-14 Third Party Advisory 
https://www.debian.org/security/2021/dsa-5026 Third Party Advisory 
https://www.debian.org/security/2021/dsa-5026 Third Party Advisory 
https://www.debian.org/security/2022/dsa-5034 Third Party Advisory 
https://www.debian.org/security/2022/dsa-5034 Third Party Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-52/ Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-52/ Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-53/ Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-53/ Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-54/ Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-54/ Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

12 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-43538
NVD Published Date:
12/08/2021
NVD Last Modified:
11/21/2024
Source:
Mozilla Corporation