{"cve":"CVE-2009-2050","nvd":{"published":"2009-08-27T17:00:00.877","modified":"2026-06-16T23:08:39.610","status":"Modified","description":"Cisco Unified Communications Manager (aka CUCM, formerly CallManager) before 6.1(1) allows remote attackers to cause a denial of service (voice-services outage) via a malformed header in a SIP message, aka Bug ID CSCsi46466.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://osvdb.org/57452","http://secunia.com/advisories/36495","http://secunia.com/advisories/36499","http://www.cisco.com/en/US/products/products_security_advisory09186a0080af2d11.shtml","http://www.securityfocus.com/bid/36152"],"products":["cisco:unified_communications_manager"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-2050","score":0.03436,"percentile":0.88959,"date":"2026-11-01"},"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."]}