CVE-2015-0016

KEVMicrosoft Windows TS WebProxy Directory Traversal Vulnerability

Description

Directory traversal vulnerability in the TS WebProxy (TSWbPrxy) component in Microsoft Windows allows remote attackers to escalate privileges.

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."

CVSS 3.1 vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

PublishedJan 13, 2015

Last modifiedJun 17, 2026

Added to KEVMay 25, 2022

Remediation dueJun 15, 2022

References

blog.trendmicro.com/trendlabs-security-intelligence/cve-2015-0016-escaping-the-internet-explorer-sandbox/Exploit
packetstormsecurity.com/files/130201/MS15-004-Microsoft-Remote-Desktop-Services-Web-Proxy-IE-Sandbox-Escape.htmlExploitThird Party Advisory
secunia.com/advisories/62076Broken Link
exploit-db.com/exploits/35983ExploitThird Party Advisory
securityfocus.com/bid/71965Broken LinkThird Party Advisory
securitytracker.com/id/1031524Broken LinkThird Party Advisory
docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-004PatchVendor Advisory
exchange.xforce.ibmcloud.com/vulnerabilities/99515Third Party AdvisoryVDB Entry
exchange.xforce.ibmcloud.com/vulnerabilities/99516Third Party AdvisoryVDB Entry
cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-0016US Government Resource

0 recent articles mention this CVE

Risk assessment · High

Actively exploited. Patch immediately.

Exploitation: Confirmed in the wild (CISA KEV)
Federal remediation deadline: Overdue by 1595 days
CVSS: 7.8 HIGH
EPSS (30-day exploit probability): 75.8% · top 1% of all CVEs
Weakness: CWE-22

Recommended actions

1.Apply updates per vendor instructions.
2.Treat as emergency change: patch or isolate internet-facing instances first.
3.Hunt for compromise: review logs for the disclosure window, not just from the patch date.

Assessment is derived automatically from the live signals above; verify against your own asset inventory.