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CVE-2011-3402

Published: Nov 4, 2011Updated: Apr 22, 2026 Sources: CVE List NVD BDUNVD-CWE-noinfo
8.8HIGH
NVD MITRE
EPSS Score
78.3%
Top 0.5%
CISA KEV
Active Exploitation
Since Oct 6, 2025
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

Unspecified vulnerability in the TrueType font parsing engine in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote attackers to execute arbitrary code via crafted font data in a Word document or web page, as exploited in the wild in November 2011 by Duqu, aka "TrueType Font Parsing Vulnerability."

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

Microsoft Corp
commercial·USaka microsoft, microsoft corporation
Windows Server 2003 Service Pack 2OS
Operating Systems / windows
Windows 7 Service Pack 1On-premOS
Operating Systems / windows
Windows Server 2008 Service Pack 2On-premOS
Operating Systems / windows
Windows Vista Service Pack 2On-premOS
Operating Systems / windows
Windows XP Service Pack 3On-premOS
Operating Systems / windows
Windows Server 2008 R2 Service Pack 1On-premOS
Operating Systems / windows
Windows XP Professional Edition Service Pack 2On-premOS
Operating Systems / windows
windows vistaOS
Operating Systems / windows
and 7 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Oct 6, 2025
Remediation due:Oct 27, 2025

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Official Patch Available
Is your org exposed to CVE-2011-3402?We can run the check for you — a free external exposure review, no install. Check my exposure

References

http://secunia.com/advisories/49121
secunia.com
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15645
oval.cisecurity.org
http://www.us-cert.gov/cas/techalerts/TA12-164A.html
us-cert.gov
and 19 more references View all →

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