Rule Category

FILE-OTHER -- Snort detected traffic targeting vulnerabilities in a file type that does not require enough rule coverage to have its own category.

Alert Message

FILE-OTHER Microsoft Windows malformed TrueType file RCVT out of bounds read attempt

Rule Explanation

Graphics Device Interface (aka GDI or GDI+) in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; Windows 10 Gold, 1511, and 1607; Office 2007 SP3; Office 2010 SP2; Word Viewer; Skype for Business 2016; Lync 2013 SP1; Lync 2010; Lync 2010 Attendee; Live Meeting 2007 Console; .NET Framework 3.0 SP2, 3.5, 3.5.1, 4.5.2, and 4.6; and Silverlight 5 allows remote attackers to bypass the ASLR protection mechanism via unspecified vectors, aka "True Type Font Parsing Information Disclosure Vulnerability." Impact: CVSS base score 5.5 CVSS impact score 3.6 CVSS exploitability score 1.8 confidentialityImpact HIGH integrityImpact NONE availabilityImpact NONE Details: Ease of Attack:

What To Look For

Known Usage

No public information

False Positives

No known false positives

Contributors

Talos research team. This document was generated from data supplied by the national vulnerability database, a product of the national institute of standards and technology. For more information see [nvd].

MITRE ATT&CK Framework

Tactic:

Technique:

For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org

CVE

Additional Links

CVE Additional Information

CVE-2016-3209
Graphics Device Interface (aka GDI or GDI+) in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; Windows 10 Gold, 1511, and 1607; Office 2007 SP3; Office 2010 SP2; Word Viewer; Skype for Business 2016; Lync 2013 SP1; Lync 2010; Lync 2010 Attendee; Live Meeting 2007 Console; .NET Framework 3.0 SP2, 3.5, 3.5.1, 4.5.2, and 4.6; and Silverlight 5 allows remote attackers to bypass the ASLR protection mechanism via unspecified vectors, aka "True Type Font Parsing Information Disclosure Vulnerability."
Details
Severity Base Score5.5
Impact Score3.6 Exploit Score1.8
Confidentiality ImpactHIGH Integrity ImpactNONE
Availability ImpactNONE Access Vector
Authentication Ease of Access