CVE-2023-23457
5.5
MEDIUM
CVSS 3.1
EPSS 0.17%
Description
A Segmentation fault was found in UPX in PackLinuxElf64::invert_pt_dynamic() in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.
How to fix CVE-2023-23457
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/upx-ucl—no fix listed
Is CVE-2023-23457 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |