5.5
CVSSv3

CVE-2019-20053

Published: 27/12/2019 Updated: 01/01/2022
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Vulnerability Summary

An invalid memory address dereference exists in the canUnpack function in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.

Vulnerability Trend

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upx project upx 3.95

opensuse backports sle-15

opensuse leap 15.1

Vendor Advisories

Debian Bug report logs - #947471 upx-ucl: CVE-2019-20021 CVE-2019-20053 Package: src:upx-ucl; Maintainer for src:upx-ucl is Robert Luberda <robert@debianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 27 Dec 2019 13:39:02 UTC Severity: normal Tags: security, upstream Found in versions upx-ucl ...