CVE-2018-8273 Memory corruption in Microsoft SQL Server

Critical 9.8 Published 15 Aug 2018 Updated 5 Aug 2024

A buffer overflow in Microsoft SQL Server allows remote attackers to execute arbitrary code on the affected database server.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-8273?

CVE-2018-8273 is a critical memory corruption vulnerability in Microsoft Sql Server, published on 15 Aug 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A buffer overflow vulnerability exists in the Microsoft SQL Server that could allow remote code execution on an affected system, aka "Microsoft SQL Server Remote Code Execution Vulnerability." This affects Microsoft SQL Server.

Weakness: CWE-787

Which versions are affected by CVE-2018-8273?

It affects 1 product.

Products include Microsoft Sql Server.

How do I fix CVE-2018-8273?

No fix has been published for CVE-2018-8273 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-8273 being exploited?

There is no known exploitation of CVE-2018-8273 in the wild and no public exploit code.

All Microsoft Sql Server vulnerabilities

Sources

Also known as GHSA-xq9g-9hx4-3c38.