{"cve":"CVE-2000-0550","nvd":{"published":"2000-06-09T04:00:00.000","modified":"2026-06-16T21:51:58.693","status":"Modified","description":"Kerberos 4 KDC program improperly frees memory twice (aka \"double-free\"), which allows remote attackers to cause a denial of service.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://archives.neohapsis.com/archives/bugtraq/2000-06/0064.html","http://ciac.llnl.gov/ciac/bulletins/k-051.shtml","http://web.mit.edu/kerberos/www/advisories/krb4kdc.txt","http://www.cert.org/advisories/CA-2000-11.html","http://www.redhat.com/support/errata/RHSA-2000-031.html"],"products":["cygnus:cygnus_network_security","cygnus:kerbnet","mit:kerberos","mit:kerberos_5"],"source":"nvd","synced_at":"2026-10-19T19:33:02.361923049+00:00"},"epss":{"cve":"CVE-2000-0550","score":0.02399,"percentile":0.84028,"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."]}