CVE-2017-0085

MEDIUM

Microsoft Windows Vista SP2/Server 2008 SP2/R2 SP1/7 SP1 Uniscribe Information Disclosure

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2017-0085. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit demonstrates a memory corruption vulnerability in Windows Uniscribe (usp10.dll) via a malformed TTF font file. The issue arises from an unvalidated 16-bit integer in the GSUB table, leading to an out-of-bounds read and potential information disclosure or crash.

Description

Uniscribe in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windows 7 SP1 allows remote attackers to obtain sensitive information from process memory via a crafted web site, aka "Uniscribe Information Disclosure Vulnerability." CVE-2017-0091, CVE-2017-0092, CVE-2017-0111, CVE-2017-0112, CVE-2017-0113, CVE-2017-0114, CVE-2017-0115, CVE-2017-0116, CVE-2017-0117, CVE-2017-0118, CVE-2017-0119, CVE-2017-0120, CVE-2017-0121, CVE-2017-0122, CVE-2017-0123, CVE-2017-0124, CVE-2017-0125, CVE-2017-0126, CVE-2017-0127, and CVE-2017-0128.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdoswindows
https://www.exploit-db.com/exploits/41646

This exploit demonstrates a memory corruption vulnerability in Windows Uniscribe (usp10.dll) via a malformed TTF font file. The issue arises from an unvalidated 16-bit integer in the GSUB table, leading to an out-of-bounds read and potential information disclosure or crash.

Classification
Working Poc 90%
Attack Type
Dos | Info Leak
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Windows Uniscribe (usp10.dll) on Windows 7
No auth needed
Prerequisites: Ability to deliver a malformed TTF font file to the target system · User interaction to render the font
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/41646/
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1037992
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/96652

Scores

CVSS v3 4.3
EPSS 0.2247
EPSS Percentile 97.4%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Details

CWE
CWE-200
Status published
Products (5)
microsoft/windows_7
microsoft/windows_server_2008
microsoft/windows_server_2008 r2 sp1
microsoft/windows_vista
Microsoft Corporation/Windows Uniscribe Uniscribe in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windows 7 SP1
Published Mar 17, 2017
Tracked Since Feb 18, 2026