CVE-2017-11832

Windows EOT Font Engine Information Disclosure Vulnerability

CVE-2017-11832 is fixed in 12 products on 1 platform, first by KB4048957, released November 14, 2017. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.

Urgent
CVSS
4.7
Important
Exploitation
More likely
Vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0209
81st percentile

<p>An information disclosure vulnerability exists in the way that the Microsoft Windows Embedded OpenType (EOT) font engine parses specially crafted embedded fonts. An attacker who successfully exploited this vulnerability could potentially read data that was not intended to be disclosed. Note that while this vulnerability would not allow an attacker to either execute code or to elevate user rights directly, it could be used to obtain information in an attempt to further compromise the affected system.</p> <p>To exploit this vulnerability, an attacker would have to log on to an affected system and open a document containing specially crafted fonts.</p> <p>The security update addresses the vulnerability by correcting how the Windows EOT font engine handles embedded fonts.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 7 for 32-bit Systems Service Pack 1 KB4048957 Nov 14, 2017
Windows 7 for 32-bit Systems Service Pack 1 KB4048960 Nov 14, 2017
Windows 7 for x64-based Systems Service Pack 1 KB4048957 Nov 14, 2017
Windows 7 for x64-based Systems Service Pack 1 KB4048960 Nov 14, 2017
Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1 KB4048957 Nov 14, 2017
Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1 KB4048960 Nov 14, 2017
Windows Server 2008 R2 for x64-based Systems Service Pack 1 KB4048957 Nov 14, 2017
Windows Server 2008 R2 for x64-based Systems Service Pack 1 KB4048960 Nov 14, 2017
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) KB4048957 Nov 14, 2017
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) KB4048960 Nov 14, 2017
Windows Server 2008 for 32-bit Systems Service Pack 2 KB4048968 Nov 14, 2017
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) KB4048968 Nov 14, 2017
Windows Server 2008 for Itanium-Based Systems Service Pack 2 KB4048968 Nov 14, 2017
Windows Server 2008 for x64-based Systems Service Pack 2 KB4048968 Nov 14, 2017
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) KB4048968 Nov 14, 2017
Windows Server 2012 KB4048959 Nov 14, 2017
Windows Server 2012 KB4048962 Nov 14, 2017
Windows Server 2012 (Server Core installation) KB4048959 Nov 14, 2017
Windows Server 2012 (Server Core installation) KB4048962 Nov 14, 2017

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