5.5

CVE-2023-23456

Exploit

Upx: heap-buffer-overflow in packtmt::pack()

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Upx ≫ Upx Version < 2022-11-24
Fedoraproject ≫ Fedora Version36
Fedoraproject ≫ Fedora Version37
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.39% 0.306
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
patrick@puiterwijk.org 5.3 1.8 3.4
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://bugzilla.redhat.com/show_bug.cgi?id=2160381
Third Party Advisory
Issue Tracking
https://github.com/upx/upx/commit/510505a85cbe45e51fbd470f1aa8b02157c429d4
Patch
Third Party Advisory
https://github.com/upx/upx/issues/632
Third Party Advisory
Exploit
https://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/
https://lists.debian.org/debian-lts-announce/2024/12/msg00013.html