Input validation error in Microsoft products - CVE-2023-35311
Published: July 11, 2023
Vulnerability identifier: #VU78096
CSH Severity: Critical
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-35311
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerability details
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.
Affected software
Microsoft 365 Apps for Enterprise
Microsoft Office
Microsoft Outlook
Microsoft Office
Microsoft Outlook
How to mitigate CVE-2023-35311
Install updates from vendor's website.