CVEvulnerability

CVE-2020-27799

7.8 HIGH Published 2022-08-25 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-08-25
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
CWE-119, CWE-125

Description

A heap-based buffer over-read was discovered in the acc_ua_get_be32 function in miniacc.h in UPX 4.0.0 via a crafted Mach-O file.

Affected configurations

• upx upx 4.0.0

Related

Weakness · CWE (2)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
  • CWE-125 Out-of-bounds Read weakness

References