How severe is CVE-2013-3894?

CVE-2013-3894 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2013-3894 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 43% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-3894?

CVE-2013-3894 primarily affects Microsoft Windows 7. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-3894?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2013-3894 published?

CVE-2013-3894 was published on 2013-10-09 and last updated on 2026-06-16.

CVE-2013-3894

CVE-2013-3894 is a high-severity vulnerability in Microsoft Windows 7 with a CVSS 3.x base score of 8.1. Its EPSS exploit-prediction score of 43% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 9.3
EPSS exploit prediction: 43% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Microsoft Windows 7
Published: 2013-10-09
Last modified: 2026-06-16

Description

The kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT allow remote attackers to execute arbitrary code via a crafted CMAP table in a TrueType font (TTF) file, aka "TrueType Font CMAP Table Vulnerability."

Frequently asked questions

What is CVE-2013-3894?: The kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT allow remote attackers to execute arbitrary code via a crafted CMAP table in a TrueType font (TTF) file, aka "TrueType Font CMAP Table Vulnerability."
How severe is CVE-2013-3894?: CVE-2013-3894 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2013-3894 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 43% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3894?: CVE-2013-3894 primarily affects Microsoft Windows 7. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-3894?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-3894 published?: CVE-2013-3894 was published on 2013-10-09 and last updated on 2026-06-16.

References

Affected products (13)

cpe:2.3:o:microsoft:windows_7:*:sp1:x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_7:*:sp1:x86:*:*:*:*:*
cpe:2.3:o:microsoft:windows_8:-:-:x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_8:-:-:x86:*:*:*:*:*
cpe:2.3:o:microsoft:windows_rt:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:sp2:itanium:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x86:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*

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