CVE-2023-23456
Upx: heap-buffer-overflow in packtmt::pack()
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 5.3EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
12 Jan 2023Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A heap-based buffer overflow issue was discovered in UPX in PackTmt::pack() in p_tmt.cpp file. The flow allows an attacker to cause a denial of service (abort) via a crafted file.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Affected products
upxReferences
https://bugzilla.redhat.com/show_bug.cgi?id=2160381https://github.com/upx/upx/commit/510505a85cbe45e51fbd470f1aa8b02157c429d4https://github.com/upx/upx/issues/632https://lists.debian.org/debian-lts-announce/2024/12/msg00013.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EL3BVKIGG3SH6I3KPOYQAWCBD4UMPOPI/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TGEP3FBNRZXGLIA2B2ICMB32JVMPREFZ/