VULNERABILITY INTELLIGENCE

CVE-2020-27800

CVSS score7.8 HIGH
EPSS probability0.33%
CISA KEVNot currently listed
Published2022-08-25
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

A heap-based buffer over-read was discovered in the get_le32 function in bele.h in UPX 4.0.0 via a crafted Mach-O file.

Weakness classification

  • secalert@redhat.com: CWE-119
  • nvd@nist.gov: CWE-125

Primary references