{"cve":"CVE-2012-6084","nvd":{"published":"2013-01-01T15:55:02.007","modified":"2026-06-16T23:47:47.720","status":"Modified","description":"modules/m_capab.c in (1) ircd-ratbox before 3.0.8 and (2) Charybdis before 3.4.2 does not properly support capability negotiation during server handshakes, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://openwall.com/lists/oss-security/2013/01/01/4","http://rabbit.dereferenced.org/~nenolod/ASA-2012-12-31.txt","http://www.debian.org/security/2013/dsa-2612","http://www.ratbox.org/download/ircd-ratbox-3.0.8.tar.bz2","http://www.stack.nl/~jilles/irc/charybdis-3.4.2.tbz2"],"products":["ircd-ratbox:ircd-ratbox","ratbox:ircd-ratbox"],"source":"nvd","synced_at":"2026-10-19T20:27:27.940201468+00:00"},"epss":{"cve":"CVE-2012-6084","score":0.03049,"percentile":0.8755,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}