{"id":"CVE-2006-6493","aliases":["EUVD-2006-6476","GHSA-33pq-qxh4-xwpc"],"status":"published","title":"Buffer overflow in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP 2.4.3 and...","description":"Buffer overflow in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP 2.4.3 and earlier, when OpenLDAP is compiled with the --enable-kbind (Kerberos KBIND) option, allows remote attackers to execute arbitrary code via an LDAP bind request using the LDAP_AUTH_KRBV41 authentication method and long credential data.","severity":{"version":"2.0","score":5.1,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.09326,"percentile":0.95414,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2006-12-13T00:00:00Z","modified":"2026-06-16T22:33:13Z","exploits":[{"source":"exploitdb","id":"EDB-2933","title":"OpenLDAP 2.4.3 - 'KBIND' Remote Buffer Overflow","type":"remote","platform":"linux","date":"2006-12-15","verified":true,"url":"https://www.exploit-db.com/exploits/2933"}],"products":[{"vendor":"openldap","product":"openldap"}],"references":[{"url":"http://www.securityfocus.com/archive/1/454181/30/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Vendor Advisory"]},{"url":"http://securityreason.com/securityalert/2023","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://www.phreedom.org/solar/exploits/openldap-kbind","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://secunia.com/advisories/23334","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2006/4964","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-6493"},{"url":"https://github.com/advisories/GHSA-33pq-qxh4-xwpc"}],"sources":{"cve":[{"id":"CVE-2006-6493","description":"Buffer overflow in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP 2.4.3 and earlier, when OpenLDAP is compiled with the --enable-kbind (Kerberos KBIND) option, allows remote attackers to execute arbitrary code via an LDAP bind request using the LDAP_AUTH_KRBV41 authentication method and long credential data.","status":"published","published":"2006-12-13T00:00:00Z","modified":"2024-08-07T20:26:46.571Z","updated_at":"2026-11-02T14:33:50.738595Z"}],"euvd":[{"id":"EUVD-2006-6476","description":"Buffer overflow in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP 2.4.3 and earlier, when OpenLDAP is compiled with the --enable-kbind (Kerberos KBIND) option, allows remote attackers to execute arbitrary code via an LDAP bind request using the LDAP_AUTH_KRBV41 authentication method and long credential data.","status":"published","published":"2006-12-13T00:00:00Z","modified":"2024-08-07T20:26:46Z","updated_at":"2026-11-03T01:15:43.437132Z"}],"ghsa":[{"id":"GHSA-33pq-qxh4-xwpc","title":"Buffer overflow in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP 2.4.3 and...","description":"Buffer overflow in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP 2.4.3 and earlier, when OpenLDAP is compiled with the --enable-kbind (Kerberos KBIND) option, allows remote attackers to execute arbitrary code via an LDAP bind request using the LDAP_AUTH_KRBV41 authentication method and long credential data.","status":"published","published":"2022-05-01T07:38:31Z","modified":"2023-01-31T05:02:43Z","updated_at":"2026-11-02T14:48:19.401331Z"}],"nvd":[{"id":"CVE-2006-6493","description":"Buffer overflow in the krbv4_ldap_auth function in servers/slapd/kerberos.c in OpenLDAP 2.4.3 and earlier, when OpenLDAP is compiled with the --enable-kbind (Kerberos KBIND) option, allows remote attackers to execute arbitrary code via an LDAP bind request using the LDAP_AUTH_KRBV41 authentication method and long credential data.","status":"published","published":"2006-12-13T00:28:00Z","modified":"2026-06-16T22:33:13.897Z","cvss":[{"version":"2.0","score":5.1,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:09.852738Z"}]}}