CVE-2021-43316

7.5 highEPSS 0.8%

High (7.5) in upx upx. EPSS 0.8% chance of exploitation in the next 30 days.

A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le64().

Severity

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 57% of CVEs (scores of 2026-10-31)
CWEs: CWE-787, CWE-119
Published: 2023-03-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19