Vulnerability Database

314,343

Total vulnerabilities in the database

CVE-2020-18780

A Use After Free vulnerability in function new_Token in asm/preproc.c in nasm 2.14.02 allows attackers to cause a denial of service via crafted nasm command.

  • Published: Aug 22, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-18780
  • 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
nasm / netwide_assembler 2.14.02 2.14.02.x