Microsoft Font Driver OOB RCE Vulnerability (July 20, 2015)

Microsoft has released an out-of-band security advisory on July 20, 2015 to address a critical remote-code-execution vulnerability. It has been referred as MS15-078. It replaced the advisory MS15-077 released last week during the July 2015 Microsoft Patch Day.

This vulnerability exists in Microsoft Windows when the Windows Adobe Type Manager Library improperly handles specially crafted OpenType fonts. An attacker who successfully exploited this vulnerability could take complete control of the affected system. It affects all versions of Windows.

The affected users are suggested to install the update immediately, or apply the workarounds from the advisory. Dell SonicWALL released the SPY signature at the same day to protect their customers:

• SPY:1927 “Malformed-File otf.MP.11”

The vulnerability is referred by CVE as CVE-2015-2426

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