{"cve":"CVE-2008-5558","nvd":{"published":"2008-12-17T17:30:00.407","modified":"2026-06-16T23:00:33.310","status":"Modified","description":"Asterisk Open Source 1.2.26 through 1.2.30.3 and Business Edition B.2.3.5 through B.2.5.5, when realtime IAX2 users are enabled, allows remote attackers to cause a denial of service (crash) via authentication attempts involving (1) an unknown user or (2) a user using hostname matching.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-287"],"references":["http://downloads.digium.com/pub/security/AST-2008-012.html","http://osvdb.org/50675","http://secunia.com/advisories/32956","http://secunia.com/advisories/34982","http://security.gentoo.org/glsa/glsa-200905-01.xml"],"products":["asterisk:asterisk_business_edition","asterisk:open_source"],"source":"nvd","synced_at":"2026-10-19T19:53:23.791937413+00:00"},"epss":{"cve":"CVE-2008-5558","score":0.01959,"percentile":0.80309,"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."]}