{"schemaVersion":3,"id":"CVE-2015-2553","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"The kernel in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT Gold and 8.1, and Windows 10 mishandles junctions during mountpoint creation, which makes it easier for local users to gain privileges by leveraging certain sandbox access, aka \"Windows Mount Point Elevation of Privilege Vulnerability.\"","dates":{"published":"2015-10-14T01:00:00.000Z","modified":"2024-08-06T05:17:27.296Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.2,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.2,"severity":"high","vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.03037,"percentile":0.87318,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":-0.22700000000000012,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.03264},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.03037,"percentile":0.87318}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.03264,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.03037,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.03037,"percentile":0.87318}]},"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":"38474","name":"Microsoft Windows 10 - Sandboxed Mount Reparse Point Creation Mitigation Bypass (MS15-111)","source":"exploit-database","url":"https://www.exploit-db.com/exploits/38474","maturity":"weaponized","reliabilityScore":0.8,"verified":true,"type":"local","platforms":["windows"],"requiresAuth":null,"exploitdb":{"verified":true,"type":"local","platform":"windows","file":"exploits/windows/local/38474.txt","codes":["CVE-2015-2553","MS15-111"]},"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-264","name":"Permissions, Privileges, and Access Controls","description":"Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.","type":"category","status":"Obsolete","abstraction":null,"likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/264.html"}],"affected":[{"vendor":"microsoft","product":"windows_10","name":"windows 10","label":"windows_10","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/microsoft/windows_10"},{"vendor":"microsoft","product":"windows_7","name":"windows 7","label":"windows_7","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/microsoft/windows_7"},{"vendor":"microsoft","product":"windows_8","name":"windows 8","label":"windows_8","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/microsoft/windows_8"},{"vendor":"microsoft","product":"windows_8.1","name":"windows 8.1","label":"windows_8.1","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/microsoft/windows_81"},{"vendor":"microsoft","product":"windows_rt","name":"windows rt","label":"windows_rt","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/microsoft/windows_rt"},{"vendor":"microsoft","product":"windows_rt_8.1","name":"windows rt 8.1","label":"windows_rt_8.1","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/microsoft/windows_rt_81"},{"vendor":"microsoft","product":"windows_server_2008","name":"windows server 2008","label":"windows_server_2008","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null},{"text":"r2:sp1","noFixRecorded":false,"fixedIn":null}],"versionsText":"na | r2:sp1","eol":null,"hubHref":"/vendor/microsoft/windows_server_2008"},{"vendor":"microsoft","product":"windows_server_2012","name":"windows server 2012","label":"windows_server_2012","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null},{"text":"r2","noFixRecorded":false,"fixedIn":null}],"versionsText":"na | r2","eol":null,"hubHref":"/vendor/microsoft/windows_server_2012"},{"vendor":"microsoft","product":"windows_vista","name":"windows vista","label":"windows_vista","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/microsoft/windows_vista"}],"affectedCount":9,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://www.securitytracker.com/id/1033805","label":"www.securitytracker.com/id/1033805","hostname":"www.securitytracker.com","tags":["VDB Entry","X Refsource SECTRACK","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/38474/","label":"www.exploit-db.com/exploits/38474/","hostname":"www.exploit-db.com","tags":["Exploit","X Refsource EXPLOIT DB","Third Party Advisory","VDB Entry"]},{"url":"http://packetstormsecurity.com/files/133971/Windows-Sandboxed-Mount-Reparse-Point-Creation-Mitigation-Bypass.html","label":"packetstormsecurity.com/files/…","hostname":"packetstormsecurity.com","tags":["X Refsource MISC","Third Party Advisory","VDB Entry"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-111","label":"docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-111","hostname":"docs.microsoft.com","tags":["Vendor Advisory","X Refsource MS","Patch"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2015-10-14T01:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T05:17:27.296Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":39,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T20:52:12.049Z","stale":false,"partial":false}}