CVE-2016-7193: Microsoft Office Memory Corruption Vulnerability

Vulnerability summary

CVE-2016-7193 is a high (CVSS 9.3) vulnerability in Microsoft Office. It is known to be exploited: CISA lists it, first on 03-03-2022. EPSS estimates a 57.58% chance of exploitation in the next 30 days, higher than 99% of scored vulnerabilities.

Timeline

1. 14-10-2016
   PublishedVulnerability first disclosed.
2. 03-03-2022
   Added to CISA KEVMicrosoft Office Memory Corruption Vulnerability
3. 24-03-2022
   CISA remediation dueApply updates per vendor instructions.
4. 21-10-2025
   Last modifiedVulnerability information updated.

Description

Microsoft Word 2007 SP2, Office 2010 SP2, Word 2013 SP1, Word 2013 RT SP1, Word 2016, Word for Mac 2011, Word 2016 for Mac, Office Compatibility Pack SP3, Word Viewer, Word Automation Services on SharePoint Server 2010 SP2, Word Automation Services on SharePoint Server 2013 SP1, Office Web Apps 2010 SP2, Office Web Apps Server 2013 SP1, and Office Online Server allow remote attackers to execute arbitrary code via a crafted RTF document, aka "Microsoft Office Memory Corruption Vulnerability."

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.