Name: CVE-2020-27797: Improper Restriction of Operations within the Bounds of a Memory Buffer
Published: 2022-08-25T00:00:00.000Z
Keywords: CVE, CVE-2020-27797, CWE-119, CWE-763, CVSS 5.5, EPSS 0.00273

An invalid memory address reference was discovered in the elf_lookup function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.

CVSS Details

CVSS 3.1 Base Score: 5.5
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	View advisory ↗View advisory ↗	alpine-linux-upgrade-upx	Aug 22, 2024	Aug 25, 2022
Debian	View advisory ↗	no-fix-debian-deb-package	May 15, 2025	Aug 25, 2022

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CVSS Details

Covered by Rapid7

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