| Name | CVE-2022-44900 |
| Description | A 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5652-1 |
| Debian Bugs | 1032091 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| py7zr (PTS) | bullseye | 0.11.3+dfsg-1 | vulnerable |
| bullseye (security) | 0.11.3+dfsg-1+deb11u1 | fixed |
| bookworm | 0.11.3+dfsg-5 | fixed |
| sid, trixie | 0.11.3+dfsg-8 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| py7zr | source | bullseye | 0.11.3+dfsg-1+deb11u1 | | DSA-5652-1 | |
| py7zr | source | (unstable) | 0.11.3+dfsg-5 | | | 1032091 |
Notes
https://github.com/miurahr/py7zr/commit/1bb43f17515c7f69673a1c88ab9cc72a7bbef406 (v0.20.1)
https://lessonsec.com/cve/cve-2022-44900/