Vulnerability Database

320,453

Total vulnerabilities in the database

CVE-2020-27787

A Segmentaation fault was found in UPX in invert_pt_dynamic() function in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.

  • Published: Aug 18, 2022
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-27787
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWEs:

Software From Fixed in
upx / upx - 3.96