CVE-2023-3417

NameCVE-2023-3417
DescriptionThunderbird allowed the Text Direction Override Unicode Character in filenames. An email attachment could be incorrectly shown as being a document file, while in fact it was an executable file. Newer versions of Thunderbird will strip the character and show the correct file extension. This vulnerability affects Thunderbird < 115.0.1 and Thunderbird < 102.13.1.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3510-1, DSA-5463-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
thunderbird (PTS)buster1:91.12.0-1~deb10u1vulnerable
buster (security)1:115.11.0-1~deb10u1fixed
bullseye1:115.7.0-1~deb11u1fixed
bullseye (security)1:115.11.0-1~deb11u1fixed
bookworm1:115.7.0-1~deb12u1fixed
bookworm (security)1:115.11.0-1~deb12u1fixed
trixie1:115.10.1-1fixed
sid1:115.11.0-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
thunderbirdsourcebuster1:102.13.1-1~deb10u1DLA-3510-1
thunderbirdsourcebullseye1:102.13.1-1~deb11u1DSA-5463-1
thunderbirdsourcebookworm1:102.13.1-1~deb12u1DSA-5463-1
thunderbirdsource(unstable)1:102.13.1-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2023-27/#CVE-2023-3417
https://www.mozilla.org/en-US/security/advisories/mfsa2023-28/#CVE-2023-3417

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