{"schemaVersion":3,"id":"CVE-2003-0533","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Stack-based buffer overflow in certain Active Directory service functions in LSASRV.DLL of the Local Security Authority Subsystem Service (LSASS) in Microsoft Windows NT 4.0 SP6a, 2000 SP2 through SP4, XP SP1, Server 2003, NetMeeting, Windows 98, and Windows ME, allows remote attackers to execute arbitrary code via a packet that causes the DsRolerUpgradeDownlevelServer function to create long debug entries for the DCPROMO.LOG log file, as exploited by the Sasser worm.","dates":{"published":"2004-04-16T04:00:00.000Z","modified":"2024-08-08T01:58:11.206Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.5,"severity":"high","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.85485,"percentile":0.99722,"severity":"critical","asOf":"2026-10-18T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-18T00:00:00.000Z","baselineScore":0.85485},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.85485,"percentile":0.99722}],"last30":[{"date":"2026-09-18T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.85485,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.85485,"percentile":0.99722}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"16368","name":"Microsoft LSASS Service - DsRolerUpgradeDownlevelServer Overflow (MS04-011) (Metasploit)","source":"exploit-database","url":"https://www.exploit-db.com/exploits/16368","maturity":"weaponized","reliabilityScore":0.8,"verified":true,"type":"remote","platforms":["windows"],"requiresAuth":null,"exploitdb":{"verified":true,"type":"remote","platform":"windows","file":"exploits/windows/remote/16368.rb","codes":["CVE-2003-0533","OSVDB-5248","MS04-011"]},"metasploit":null},{"id":"293","name":"Microsoft Windows - 'Lsasrv.dll' RPC Remote Buffer Overflow (MS04-011)","source":"exploit-database","url":"https://www.exploit-db.com/exploits/293","maturity":"weaponized","reliabilityScore":0.8,"verified":true,"type":"remote","platforms":["windows"],"requiresAuth":null,"exploitdb":{"verified":true,"type":"remote","platform":"windows","file":"exploits/windows/remote/293.c","codes":["OSVDB-5248","CVE-2003-0533","MS04-011"]},"metasploit":null},{"id":"295","name":"Microsoft Windows XP/2000 - 'Lsasrv.dll' Remote Universal (MS04-011)","source":"exploit-database","url":"https://www.exploit-db.com/exploits/295","maturity":"weaponized","reliabilityScore":0.8,"verified":true,"type":"remote","platforms":["windows"],"requiresAuth":null,"exploitdb":{"verified":true,"type":"remote","platform":"windows","file":"exploits/windows/remote/295.c","codes":["OSVDB-5248","CVE-2003-0533","MS04-011"]},"metasploit":null},{"id":"MSF_EXPLOIT_WINDOWS_SMB_MS04_011_LSASS","name":"MS04-011 Microsoft LSASS Service DsRolerUpgradeDownlevelServer Overflow","source":"metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploit/windows/smb/ms04_011_lsass.rb","maturity":"weaponized","reliabilityScore":0.6666666666666666,"verified":true,"type":"remote","platforms":[],"requiresAuth":false,"exploitdb":null,"metasploit":{"fullname":"exploit/windows/smb/ms04_011_lsass","rank":"400","rankName":"good","postAuth":false,"check":false,"stability":["unknown-stability"],"sideEffects":["unknown-side-effects"],"reliability":["unknown-reliability"]}}],"exploitCount":4,"weaknesses":[],"affected":[{"vendor":"microsoft","product":"windows_2003_server","name":"windows 2003 server","label":"windows_2003_server","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"r2","noFixRecorded":false,"fixedIn":null}],"versionsText":"r2","eol":null,"hubHref":"/vendor/microsoft/windows_2003_server"},{"vendor":"microsoft","product":"windows_nt","name":"windows nt","label":"windows_nt","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"4.0:sp6a","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.0:sp6a","eol":null,"hubHref":"/vendor/microsoft/windows_nt"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://lists.grok.org.uk/pipermail/full-disclosure/2004-April/020069.html","label":"lists.grok.org.uk/pipermail/full-disclosure/2004-April/020069.html","hostname":"lists.grok.org.uk","tags":["Mailing List","X Refsource FULLDISC"]},{"url":"http://www.ciac.org/ciac/bulletins/o-114.shtml","label":"www.ciac.org/ciac/bulletins/o-114.shtml","hostname":"www.ciac.org","tags":["Third Party Advisory","Government Resource","X Refsource CIAC"]},{"url":"http://www.eeye.com/html/Research/Advisories/AD20040413C.html","label":"www.eeye.com/html/Research/Advisories/AD20040413C.html","hostname":"www.eeye.com","tags":["Third Party Advisory","X Refsource EEYE"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/15699","label":"exchange.xforce.ibmcloud.com/vulnerabilities/15699","hostname":"exchange.xforce.ibmcloud.com","tags":["VDB Entry","X Refsource XF"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A919","label":"oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A919","hostname":"oval.cisecurity.org","tags":["VDB Entry","Signature","X Refsource OVAL"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-011","label":"docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-011","hostname":"docs.microsoft.com","tags":["Vendor Advisory","X Refsource MS"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A898","label":"oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A898","hostname":"oval.cisecurity.org","tags":["VDB Entry","Signature","X Refsource OVAL"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A883","label":"oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A883","hostname":"oval.cisecurity.org","tags":["VDB Entry","Signature","X Refsource OVAL"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA04-104A.html","label":"www.us-cert.gov/cas/techalerts/TA04-104A.html","hostname":"www.us-cert.gov","tags":["Third Party Advisory","X Refsource CERT","US Government Resource"]},{"url":"http://marc.info/?l=bugtraq&m=108325860431471&w=2","label":"marc.info?l=bugtraq&m=108325860431471&w=2","hostname":"marc.info","tags":["Mailing List","X Refsource BUGTRAQ"]},{"url":"http://www.securityfocus.com/bid/10108","label":"www.securityfocus.com/bid/10108","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID"]},{"url":"http://www.kb.cert.org/vuls/id/753212","label":"www.kb.cert.org/vuls/id/753212","hostname":"www.kb.cert.org","tags":["Third Party Advisory","X Refsource CERT VN","Patch","US Government Resource"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2004-04-16T04:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-08T01:58:11.206Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":57,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T13:10:27.748Z","stale":false,"partial":false}}