by Kastro
Paper/Archive/CVE-2022-1664

CVE-2022-1664

Debian dpkg — directory traversal for in-place extracts with untrusted v2 and v3 source packages with debian.tar

EPSS 3%CVSS 9.8
critical.is priorityof 100
47
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 88.3.883 × 2017.7No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

Dpkg::Source::Archive in dpkg, the Debian package management system, before version 1.21.8, 1.20.10, 1.19.8, 1.18.26 is prone to a directory traversal vulnerability. When extracting untrusted source packages in v2 and v3 source package formats that include a debian.tar, the in-place extraction can lead to directory traversal situations on specially crafted orig.tar and debian.tar tarballs.

Affected

ProductAffectedFixed inSource
dpkg1.14.17 – < 1.21.81.21.8CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refgit.dpkg.org/cgit/dpkg/dpkg.git/commit/?id=7a6c03cb34d4a09f35df2f10779cbf1b70a5200brefgit.dpkg.org/cgit/dpkg/dpkg.git/commit/?id=58814cacee39c4ce9e2cd0e3a3b9b57ad437eff5refgit.dpkg.org/cgit/dpkg/dpkg.git/commit/?id=1f23dddc17f69c9598477098c7fb9936e15fa495refgit.dpkg.org/cgit/dpkg/dpkg.git/commit/?id=faa4c92debe45412bfcf8a44f26e827800bb24bereflists.debian.org/debian-security-announce/2022/msg00115.htmlreflists.debian.org/debian-lts-announce/2022/05/msg00033.htmlrefsecurity.netapp.com/advisory/ntap-20221007-0002