CVE-2022-4883
Published: August 31, 2023Last modified: August 31, 2023
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | libxpm | Not affected (3.5.15-r0) |
| Stream | libxpm | Not affected (3.5.16-r1) |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2160213
- 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