SB2023071167 - Remote code execution in Microsoft Outlook 



SB2023071167 - Remote code execution in Microsoft Outlook

Published: July 11, 2023

Security Bulletin ID SB2023071167
Severity
Critical
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Critical 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2023-35311)

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim to click on a specially crafted URL, bypass the Microsoft Outlook Security Notice prompt and execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild.


Remediation

Install update from vendor's website.