Vulnerability Database

300,830

Total vulnerabilities in the database

CVE-2019-25043

ModSecurity 3.x before 3.0.4 mishandles key-value pair parsing, as demonstrated by a "string index out of range" error and worker-process crash for a "Cookie: =abc" header.

  • Published: May 6, 2021
  • Updated: Nov 9, 2025
  • CVE: CVE-2019-25043
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.3
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
owasp / modsecurity 3.0.0 3.0.4