Vulnerability Database

308,681

Total vulnerabilities in the database

CVE-2021-29376

ircII before 20210314 allows remote attackers to cause a denial of service (segmentation fault and client crash, disconnecting the victim from an IRC server) via a crafted CTCP UTC message.

  • Published: Mar 30, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-29376
  • 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

No CWE or OWASP classifications available.

Software From Fixed in
eterna / ircii - 20210314
debian / debian_linux 9.0 9.0.x