DescriptionA directory traversal vulnerability in the SevenZipFile.extractall() function of the python library py7zr v0.20.0 and earlier allows attackers to write arbitrary files via extracting a crafted 7z file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1032091

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
py7zr (PTS)bullseye0.11.3+dfsg-1vulnerable
sid, trixie0.11.3+dfsg-6fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

Notes (v0.20.1)

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