SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-1664

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.

CRITICAL 9.8EPSS 3.24%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
3.24% probability · 88th percentile
CISA KEV
Not listed
Weakness
CWE-22
Affected
debian/dpkg · debian/debian linux · netapp/ontap select deploy administration utility
Source
security@debian.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.