{"cve":"CVE-2007-3999","nvd":{"published":"2007-09-05T10:17:00.000","modified":"2026-06-16T22:43:12.903","status":"Modified","description":"Stack-based buffer overflow in the svcauth_gss_validate function in lib/rpc/svc_auth_gss.c in the RPCSEC_GSS RPC library (librpcsecgss) in MIT Kerberos 5 (krb5) 1.4 through 1.6.2, as used by the Kerberos administration daemon (kadmind) and some third-party applications that use krb5, allows remote attackers to cause a denial of service (daemon crash) and probably execute arbitrary code via a long string in an RPC message.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://docs.info.apple.com/article.html?artnum=307041","http://lists.apple.com/archives/security-announce/2007/Nov/msg00002.html","http://lists.rpath.com/pipermail/security-announce/2007-September/000237.html","http://secunia.com/advisories/26676","http://secunia.com/advisories/26680"],"products":["mit:kerberos_5"],"source":"nvd","synced_at":"2026-10-19T19:48:28.501292361+00:00"},"epss":{"cve":"CVE-2007-3999","score":0.10909,"percentile":0.95875,"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."]}