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"cpe:2.3:a:oftc:oftc-hybrid:1.6.4:*:*:*:*:*:*:*", "matchCriteriaId": "1D714B5C-12F2-4A88-9F4D-5B173C5BFB23", "vulnerable": true}, {"criteria": "cpe:2.3:a:oftc:oftc-hybrid:1.6.5:*:*:*:*:*:*:*", "matchCriteriaId": "2A3B8A7C-E6C5-459E-A097-C5C5EF830F46", "vulnerable": true}, {"criteria": "cpe:2.3:a:oftc:oftc-hybrid:1.6.6:*:*:*:*:*:*:*", "matchCriteriaId": "009344FF-0CE8-4067-A90B-661047D94629", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Integer underflow in the clean_string function in irc_string.c in (1) IRCD-hybrid 7.2.2 and 7.2.3, (2) ircd-ratbox before 2.2.9, and (3) oftc-hybrid before 1.6.8, when flatten_links is disabled, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a LINKS command."}, {"lang": "es", "value": "Desbordamiento de enteros en la funci\u00f3n clean_string en (1) IRCD-hybrid v7.2.2 y v7.2.3, (2) ircd-ratbox anterior v2.2.9, y (3) oftc-hybrid anterior v1.6.8, cuando flatten_links es desactivado, permite a atacantes remotos ejecutar c\u00f3digo de su eleccion o caudar una denegaci\u00f3n de servicio (ca\u00edda demonio) a trav\u00e9s de un comando LINKS."}], "id": "CVE-2009-4016", "lastModified": "2025-04-11T00:51:21.963", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2010-02-04T20:15:23.750", "references": [{"source": "cve@mitre.org", "url": "http://lists.ratbox.org/pipermail/ircd-ratbox/2010-January/000891.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38210"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38381"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38382"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38383"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "http://security.debian.org/pool/updates/main/i/ircd-hybrid/ircd-hybrid_7.2.2.dfsg.2-4+lenny1.diff.gz"}, {"source": "cve@mitre.org", "url": "http://svn.ircd-hybrid.org:8000/viewcvs.cgi?rev=1044&view=rev"}, {"source": "cve@mitre.org", "url": "http://trac.oftc.net/projects/oftc-hybrid/browser/tags/oftc-hybrid-1.6.8/RELNOTES"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "http://www.debian.org/security/2010/dsa-1980"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/37978"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.ratbox.org/pipermail/ircd-ratbox/2010-January/000891.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38210"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38381"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38382"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/38383"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://security.debian.org/pool/updates/main/i/ircd-hybrid/ircd-hybrid_7.2.2.dfsg.2-4+lenny1.diff.gz"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://svn.ircd-hybrid.org:8000/viewcvs.cgi?rev=1044&view=rev"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://trac.oftc.net/projects/oftc-hybrid/browser/tags/oftc-hybrid-1.6.8/RELNOTES"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://www.debian.org/security/2010/dsa-1980"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/37978"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-189"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "ircd-{hybrid,ratbox}: multiple vulnerabilities", "id": "559382", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=559382"}, "csaw": false, "cvss": {"cvss_base_score": "6.4", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:P/A:P", "status": "draft"}, "details": ["Integer underflow in the clean_string function in irc_string.c in (1) IRCD-hybrid 7.2.2 and 7.2.3, (2) ircd-ratbox before 2.2.9, and (3) oftc-hybrid before 1.6.8, when flatten_links is disabled, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a LINKS command."], "name": "CVE-2009-4016", "public_date": "2010-01-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2009-4016\nhttps://nvd.nist.gov/vuln/detail/CVE-2009-4016"], "threat_severity": "Critical"}