{"cve":"CVE-2008-4543","nvd":{"published":"2008-10-13T20:00:02.370","modified":"2026-06-16T22:58:02.343","status":"Modified","description":"Cisco Unity 4.x before 4.2(1)ES161, 5.x before 5.0(1)ES53, and 7.x before 7.0(2)ES8, when using anonymous authentication (aka native Unity authentication), allows remote attackers to cause a denial of service (session exhaustion) via a large number of connections.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://secunia.com/advisories/32187","http://securitytracker.com/id?1021013","http://www.cisco.com/en/US/products/products_security_response09186a0080a0d861.html","http://www.securityfocus.com/bid/31642","http://www.voipshield.com/research-details.php?id=128"],"products":["cisco:unity"],"source":"nvd","synced_at":"2026-10-19T19:52:44.811608366+00:00"},"epss":{"cve":"CVE-2008-4543","score":0.01834,"percentile":0.78915,"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."]}