Vulnerability Database

322,935

Total vulnerabilities in the database

CVE-2021-42076

An issue was discovered in Barrier before 2.3.4. An attacker can cause memory exhaustion in the barriers component (aka the server-side implementation of Barrier) and barrierc by sending long TCP messages.

  • Published: Nov 8, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-42076
  • Severity: High
  • Exploit:

CVSS v3:

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

CVSS v2:

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

CWEs:

Software From Fixed in
barrier_project / barrier - 2.3.4