CVE-2023-24880 Microsoft Windows SmartScreen Security Feature Bypass

Exploited in the wild Medium 4.4 Published Updated

Attackers can bypass Windows SmartScreen security checks, potentially allowing malicious software to run without user warning.

Exploited in the wild
Since 14 Mar 2023
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-24880?

CVE-2023-24880 is a medium-severity vulnerability in Microsoft Windows 10 1607, published on 14 Mar 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Windows SmartScreen Security Feature Bypass Vulnerability

Weakness: CWE-863

Which versions are affected by CVE-2023-24880?

It affects 10 products.

Products include Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 20h2, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 21h2 and 4 more.

How do I fix CVE-2023-24880?

No fix has been published for CVE-2023-24880 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 4 Apr 2023.

Is CVE-2023-24880 being exploited?

Yes. Attackers have exploited CVE-2023-24880 in the wild since at least 14 Mar 2023, including in ransomware campaigns.

All Microsoft Windows 10 1607 vulnerabilities

Sources

Also known as GHSA-w3h4-66f2-wvx7.

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