CVE-2023-21558 Windows Error Reporting Service Elevation of Privilege Vulnerability

High 7.8 Published Updated

An attacker can exploit the Windows Error Reporting Service to gain elevated privileges on affected Windows systems.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-21558?

CVE-2023-21558 is a high-severity vulnerability in Microsoft Windows 10, published on 10 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Windows Error Reporting Service Elevation of Privilege Vulnerability

Weakness: CWE-20

Which versions are affected by CVE-2023-21558?

It affects 8 products.

Products include Microsoft Windows 10, Microsoft Windows 11, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2012, Microsoft Windows Server 2016 and 2 more.

How do I fix CVE-2023-21558?

No fix has been published for CVE-2023-21558 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-21558 being exploited?

There is no known exploitation of CVE-2023-21558 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-qqq2-cqxh-535j.

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