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Sid 1-46941

Message

FILE-OFFICE Microsoft Word malformed RTF memory corruption attempt

Summary

This event is generated when a memory corruption attempt is detected in Microsoft Office.

Impact

Attempted Administrator Privilege Gain

CVE-2018-8248:

CVSS base score 7.8

CVSS impact score 5.9

CVSS exploitability score 1.8

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Detailed information

CVE-2018-8248: A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka "Microsoft Excel Remote Code Execution Vulnerability." This affects Microsoft Office.

Affected systems

  • microsoft office 2010
  • microsoft office 2013
  • microsoft office 2016

Ease of attack

CVE-2018-8248:

Access Vector

Access Complexity

Authentication

False positives

False negatives

Corrective action

Contributors

  • Cisco's Talos Intelligence Group

Additional References

  • portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2018-8248