Integer overflow in Barton Ngircd

CVE-2005-0199

Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long MODE line that causes an incorrect…

EPSS: 0.188 (96.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Broken Link)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_XF)
  • cve@mitre.org (vendor-advisory, Patch, Third Party Advisory, x_refsource_GENTOO)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Issue Tracking)
  • cve@mitre.org (Exploit, Patch, VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)

Frequently asked questions

What is CVE-2005-0199?
CVE-2005-0199 is a critical-severity vulnerability in Barton Ngircd, classified under Integer Underflow. CVSS score: 9.8/10. Published 2005-05-02.
How severe is CVE-2005-0199?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2005-0199 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.