CVE-2023-21713 Microsoft SQL Server Remote Code Execution Vulnerability

High 8.8 Published Updated

An attacker can execute arbitrary code on Microsoft SQL Server by exploiting a deserialization vulnerability.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-21713?

CVE-2023-21713 is a high-severity unsafe deserialization vulnerability in Microsoft Sql Server, published on 14 Feb 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Microsoft SQL Server Remote Code Execution Vulnerability

Weakness: CWE-502

Which versions are affected by CVE-2023-21713?

It affects 1 product.

Products include Microsoft Sql Server.

How do I fix CVE-2023-21713?

No fix has been published for CVE-2023-21713 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2023-21713 being exploited?

There is no known exploitation of CVE-2023-21713 in the wild and no public exploit code.

All Microsoft Sql Server vulnerabilities

Sources

Also known as GHSA-xj72-54x6-jmcv.

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