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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-23992 Detail

Description

Thunderbird did not check if the user ID associated with an OpenPGP key has a valid self signature. An attacker may create a crafted version of an OpenPGP key, by either replacing the original user ID, or by adding another user ID. If Thunderbird imports and accepts the crafted key, the Thunderbird user may falsely conclude that the false user ID belongs to the correspondent. This vulnerability affects Thunderbird < 78.9.1.


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=1666236 Issue Tracking  Permissions Required  Vendor Advisory 
https://bugzilla.mozilla.org/show_bug.cgi?id=1666236 Issue Tracking  Permissions Required  Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-13/ Release Notes  Vendor Advisory 
https://www.mozilla.org/security/advisories/mfsa2021-13/ Release Notes  Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-347 Improper Verification of Cryptographic Signature cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-23992
NVD Published Date:
06/24/2021
NVD Last Modified:
11/21/2024
Source:
Mozilla Corporation