CVE-2022-1664
dpkg - security update
9.8
CRITICAL
CVSS 3.1
EPSS 0.74%
Description
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.
How to fix CVE-2022-1664
To remediate CVE-2022-1664, upgrade the affected package to a fixed version below.
- —upgrade to 1.20.10-r0 or later
- —upgrade to 1.20.10 or later
- —upgrade to 1.18.26 or later
- —upgrade to 1.19.8 or later
Is CVE-2022-1664 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 1.20.10-r0
- from 0, < 1.20.10
- from 0, < 1.18.26
- from 0, < 1.19.8
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |