CVE-2022-4883
When processing files with .Z or .gz extensions, the library calls external programs to compress and uncompress files, relying on the PATH environment variable to find these programs, which could allow a malicious user to execute other programs by…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.20%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A flaw was found in libXpm. When processing files with .Z or .gz extensions, the library calls external programs to compress and uncompress files, relying on the PATH environment variable to find these programs, which could allow a malicious user to execute other programs by manipulating the PATH environment variable.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.20% probability · 66th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-426
- Affected
- x.org/libxpm
- Source
- secalert@redhat.com
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2160213Issue Tracking, Patch, Third Party Advisory
- https://gitlab.freedesktop.org/xorg/lib/libxpm/-/commit/515294bb8023a45ff91669
- https://gitlab.freedesktop.org/xorg/lib/libxpm/-/merge_requests/9
- https://lists.debian.org/debian-lts-announce/2023/06/msg00021.html
- https://lists.x.org/archives/xorg-announce/2023-January/003312.html
- https://bugzilla.redhat.com/show_bug.cgi?id=2160213Issue Tracking, Patch, Third Party Advisory
- https://gitlab.freedesktop.org/xorg/lib/libxpm/-/commit/515294bb8023a45ff91669
- https://gitlab.freedesktop.org/xorg/lib/libxpm/-/merge_requests/9
- https://lists.debian.org/debian-lts-announce/2023/06/msg00021.html
- https://lists.x.org/archives/xorg-announce/2023-January/003312.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.