{"cve":"CVE-2012-4091","nvd":{"published":"2013-10-05T10:55:03.323","modified":"2026-06-16T23:44:24.440","status":"Modified","description":"The RIP service engine in Cisco NX-OS allows remote attackers to cause a denial of service (engine restart) via a malformed (1) RIPv4 or (2) RIPv6 message, aka Bug ID CSCtj73415.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://osvdb.org/98124","http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4091","http://www.securityfocus.com/bid/62838","http://www.securitytracker.com/id/1029159","https://exchange.xforce.ibmcloud.com/vulnerabilities/87669"],"products":["cisco:nx-os"],"source":"nvd","synced_at":"2026-10-19T20:30:15.895642412+00:00"},"epss":{"cve":"CVE-2012-4091","score":0.02999,"percentile":0.87358,"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."]}