{"id":"CVE-2008-5112","aliases":["EUVD-2008-5091","GHSA-pcvf-vh7g-8j8v"],"status":"published","title":"The LDAP server in Active Directory in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2...","description":"The LDAP server in Active Directory in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2 responds differently to a failed bind attempt depending on whether the user account exists and is permitted to login, which allows remote attackers to enumerate valid usernames via a series of LDAP bind requests, as demonstrated by ldapuserenum.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.17448,"percentile":0.97147,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-200"],"published":"2008-11-17T23:00:00Z","modified":"2026-06-16T22:59:16Z","exploits":[{"source":"exploitdb","id":"EDB-32586","title":"Microsoft Active Directory LDAP Server - 'Username' Enumeration","type":"remote","platform":"windows","date":"2008-11-14","verified":true,"url":"https://www.exploit-db.com/exploits/32586"}],"products":[{"vendor":"microsoft","product":"windows"},{"vendor":"microsoft","product":"windows_2000"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/46628","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/bid/32305","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"http://labs.portcullis.co.uk/application/ldapuserenum/","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.portcullis-security.com/294.php","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-5112"},{"url":"http://labs.portcullis.co.uk/application/ldapuserenum"},{"url":"https://github.com/advisories/GHSA-pcvf-vh7g-8j8v"}],"sources":{"cve":[{"id":"CVE-2008-5112","description":"The LDAP server in Active Directory in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2 responds differently to a failed bind attempt depending on whether the user account exists and is permitted to login, which allows remote attackers to enumerate valid usernames via a series of LDAP bind requests, as demonstrated by ldapuserenum.","status":"published","published":"2008-11-17T23:00:00Z","modified":"2024-08-07T10:40:17.128Z","updated_at":"2026-11-02T14:34:44.297409Z"}],"euvd":[{"id":"EUVD-2008-5091","description":"The LDAP server in Active Directory in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2 responds differently to a failed bind attempt depending on whether the user account exists and is permitted to login, which allows remote attackers to enumerate valid usernames via a series of LDAP bind requests, as demonstrated by ldapuserenum.","status":"published","published":"2008-11-17T23:00:00Z","modified":"2024-08-07T10:40:17Z","updated_at":"2026-11-03T01:38:44.942911Z"}],"ghsa":[{"id":"GHSA-pcvf-vh7g-8j8v","title":"The LDAP server in Active Directory in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2...","description":"The LDAP server in Active Directory in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2 responds differently to a failed bind attempt depending on whether the user account exists and is permitted to login, which allows remote attackers to enumerate valid usernames via a series of LDAP bind requests, as demonstrated by ldapuserenum.","status":"published","published":"2022-05-14T02:16:43Z","modified":"2025-04-09T04:01:49Z","cwes":["CWE-200"],"updated_at":"2026-11-02T15:00:58.538673Z"}],"nvd":[{"id":"CVE-2008-5112","description":"The LDAP server in Active Directory in Microsoft Windows 2000 SP4 and Server 2003 SP1 and SP2 responds differently to a failed bind attempt depending on whether the user account exists and is permitted to login, which allows remote attackers to enumerate valid usernames via a series of LDAP bind requests, as demonstrated by ldapuserenum.","status":"published","published":"2008-11-17T23:30:00.517Z","modified":"2026-06-16T22:59:16.52Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:01:29.702694Z"}]}}