Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2021-37149

Improper Input Validation vulnerability in header parsing of Apache Traffic Server allows an attacker to smuggle requests. This issue affects Apache Traffic Server 8.0.0 to 8.1.2 and 9.0.0 to 9.1.0.

  • Published: Nov 3, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-37149
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v2:

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

CWEs:

Software From Fixed in
apache / traffic_server 8.0.0 8.1.2.x
apache / traffic_server 9.0.0 9.1.0.x
debian / debian_linux 10.0 10.0.x
debian / debian_linux 11.0 11.0.x