Vulnerability Database

315,294

Total vulnerabilities in the database

CVE-2024-23839

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.3, specially crafted traffic can cause a heap use after free if the ruleset uses the http.request_header or http.response_header keyword. The vulnerability has been patched in 7.0.3. To work around the vulnerability, avoid the http.request_header and http.response_header keywords.

  • Published: Feb 26, 2024
  • Updated: Nov 16, 2025
  • CVE: CVE-2024-23839
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.1
  • AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

CWEs: