Vulnerability Description
OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored unencrypted on the user's local disk. The master password protection was inactive for those keys. Version 78.10.2 will restore the protection mechanism for newly imported keys, and will automatically protect keys that had been imported using affected Thunderbird versions. This vulnerability affects Thunderbird < 78.10.2.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Thunderbird | >= 78.8.1, <= 78.10.1 |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1710290ExploitPatchVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-22/Release NotesVendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1710290ExploitPatchVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-22/Release NotesVendor Advisory
FAQ
What is CVE-2021-29956?
CVE-2021-29956 is a vulnerability with a CVSS score of 4.3 (MEDIUM). OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored unencrypted on the user's local disk. The master password protection was inactive for those ke...
How severe is CVE-2021-29956?
CVE-2021-29956 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-29956?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Thunderbird.