{"cve":"CVE-2010-0433","nvd":{"published":"2010-03-05T19:30:00.547","modified":"2026-06-16T23:16:09.870","status":"Modified","description":"The kssl_keytab_is_available function in ssl/kssl.c in OpenSSL before 0.9.8n, when Kerberos is enabled but Kerberos configuration files cannot be opened, does not check a certain return value, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via SSL cipher negotiation, as demonstrated by a chroot installation of Dovecot or stunnel without Kerberos configuration files inside the chroot.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://aix.software.ibm.com/aix/efixes/security/openssl_advisory.asc","http://cvs.openssl.org/chngview?cn=19374","http://groups.google.com/group/mailing.openssl.users/browse_thread/thread/c3e1ab0034ca4b4c/66aa896c3a78b2f7","http://lists.fedoraproject.org/pipermail/package-announce/2010-April/038587.html","http://lists.fedoraproject.org/pipermail/package-announce/2010-April/039561.html"],"products":["openssl:openssl"],"source":"nvd","synced_at":"2026-10-19T19:55:32.599380760+00:00"},"epss":{"cve":"CVE-2010-0433","score":0.07857,"percentile":0.94694,"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."]}