CVEvulnerability
CVE-2021-29948
2.5 LOW
Official page ↗
- Status
- Modified
- Published
- 2021-06-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 2.5 LOW — CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
- CVSS 2.0 ([email protected])
- 1.9 LOW — AV:L/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-362
Description
Signatures are written to disk before and read during verification, which might be subject to a race condition when a malicious local process or user is replacing the file. This vulnerability affects Thunderbird < 78.10.
Affected configurations
• mozilla thunderbird (< 78.10)
Related
Weakness · CWE (1)
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1692899 Exploit, Patch, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-14/ Release Notes, Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1692899 Exploit, Patch, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-14/ Release Notes, Vendor Advisory