CVE-2004-0210 Microsoft Windows Privilege Escalation

Exploited in the wild High 7.8 Published 14 Jul 2004 Updated 22 Oct 2025

Local attackers can execute arbitrary code and escalate privileges via a buffer overflow in the Windows POSIX component.

Exploited in the wild: Since 3 Mar 2022
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2004-0210?

CVE-2004-0210 is a high-severity memory corruption vulnerability in Microsoft Windows 2000, published on 14 Jul 2004. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The POSIX component of Microsoft Windows NT and Windows 2000 allows local users to execute arbitrary code via certain parameters, possibly by modifying message length values and causing a buffer overflow.

Weakness: CWE-120

Which versions are affected by CVE-2004-0210?

It affects 3 products.

Products include Microsoft Interix, Microsoft Windows 2000, Microsoft Windows Nt.

How do I fix CVE-2004-0210?

No fix has been published for CVE-2004-0210 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 24 Mar 2022.

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

Is CVE-2004-0210 being exploited?

Yes. Attackers have exploited CVE-2004-0210 in the wild since at least 3 Mar 2022.

Public exploit code: 1 Exploit-DB entry.

All Microsoft Windows 2000 vulnerabilities

Sources

Also known as GHSA-867p-9w54-69hp.