Information Exposure Affecting thunderbird package, versions <1:78.8.0-1
Threat Intelligence
EPSS
1.09% (85th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN12-THUNDERBIRD-1561417
- published 24 Feb 2021
- disclosed 26 Feb 2021
Introduced: 24 Feb 2021
CVE-2021-23973 Open this link in a new tabHow to fix?
Upgrade Debian:12 thunderbird to version 1:78.8.0-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.
References
- https://security-tracker.debian.org/tracker/CVE-2021-23973
- https://www.debian.org/security/2021/dsa-4866
- https://security.gentoo.org/glsa/202104-09
- https://security.gentoo.org/glsa/202104-10
- https://bugzilla.mozilla.org/show_bug.cgi?id=1690976
- https://www.mozilla.org/security/advisories/mfsa2021-07/
- https://www.mozilla.org/security/advisories/mfsa2021-08/
- https://www.mozilla.org/security/advisories/mfsa2021-09/
- https://lists.debian.org/debian-lts-announce/2021/03/msg00000.html
CVSS Scores
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