{"id":"CVE-2015-0016","published":"2015-01-13T22:59:07Z","modified":"2026-06-17T00:19:25Z","title":"Microsoft Windows TS WebProxy Directory Traversal Vulnerability","vendor":"Microsoft","product":"Windows","tier":"core","eol":null,"description":{"text":"Directory traversal vulnerability in the TS WebProxy (aka TSWbPrxy) component in Microsoft Windows Vista SP2, Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to gain privileges via a crafted pathname in an executable file, as demonstrated by a transition from Low Integrity to Medium Integrity, aka \"Directory Traversal Elevation of Privilege Vulnerability.\"","provenance":"source","from":"NVD"},"summary":{"text":"The Windows TS WebProxy component (TSWbPrxy) contains a directory traversal flaw, caused by improper limitation of a pathname to a restricted directory, affecting multiple Windows Vista, 7, 8, 8.1, Server 2008 R2, Server 2012 and RT releases. An attacker who can get a crafted pathname into an executable file can gain privileges, such as moving from Low to Medium integrity, and this requires local access along with user interaction.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-31T04:54:32Z"},"cvss":{"score":7.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.75777,"percentile":0.99523,"date":"2026-10-30","provenance":"source"},"kev":{"dateAdded":"2022-05-25","dueDate":"2022-06-15","ransomware":false,"requiredAction":"Apply updates per vendor instructions.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2015-0016","provenance":"source"},"vulncheckKev":{"dateAdded":"2015-01-13","exploitedFirstSeen":"2015-01-13","ransomware":false,"evidence":[{"url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","date":"2015-01-13"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2022-05-25"}],"evidenceTotal":2,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-22","name":"Improper Limitation of a Pathname to a Restricted Directory"}],"references":[{"url":"http://blog.trendmicro.com/trendlabs-security-intelligence/cve-2015-0016-escaping-the-internet-explorer-sandbox/","tags":["Exploit"]},{"url":"http://packetstormsecurity.com/files/130201/MS15-004-Microsoft-Remote-Desktop-Services-Web-Proxy-IE-Sandbox-Escape.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://secunia.com/advisories/62076","tags":["Broken Link"]},{"url":"http://www.exploit-db.com/exploits/35983","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/71965","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1031524","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-004","tags":["Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/99515","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/99516","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://blog.trendmicro.com/trendlabs-security-intelligence/cve-2015-0016-escaping-the-internet-explorer-sandbox/","tags":["Exploit"]},{"url":"http://packetstormsecurity.com/files/130201/MS15-004-Microsoft-Remote-Desktop-Services-Web-Proxy-IE-Sandbox-Escape.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://secunia.com/advisories/62076","tags":["Broken Link"]},{"url":"http://www.exploit-db.com/exploits/35983","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/71965","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1031524","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-004","tags":["Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/99515","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/99516","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-0016","tags":["US Government Resource"]}],"techniques":[{"id":"T1068","name":"Exploitation for Privilege Escalation","tactics":["privilege-escalation"],"provenance":"source","basis":"ctid-cve","bases":["ctid-cve","ai-mapping"],"basisDetail":"CTID attack_to_cve (Phase 1); claude-haiku-5-5: Integrity level elevation to Medium achieved","mappingType":"uncategorized","evidence":[{"from":"description","quote":"transition from Low Integrity to Medium Integrity","start":348,"end":397}],"confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1211","name":"Exploitation for Stealth","tactics":["stealth"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Crafted executable path bypasses integrity protections","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"crafted pathname in an executable file","start":287,"end":325}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2015-0054","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-0054","exploited":true,"exploitedSince":"2022-05-25","provenance":"source"},"exploits":[{"id":35983,"url":"https://www.exploit-db.com/exploits/35983","title":"Microsoft Remote Desktop Services - Web Proxy IE Sandbox Escape (MS15-004) (Metasploit)","type":"local","platform":"windows","date":"2015-02-03","verified":true,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":1,"earliest":"2015-02-03"},"metasploit":[{"name":"MS15-004 Microsoft Remote Desktop Services Web Proxy IE Sandbox 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