CVE-2008-2251 Use after free in n/a

What is CVE-2008-2251?

CVE-2008-2251 is a high-severity use after free vulnerability in Microsoft Windows 2000, published on 15 Oct 2008. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Double free vulnerability in the kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows local users to gain privileges via a crafted application that makes system calls within multiple threads, aka "Windows Kernel Unhandled Exception Vulnerability." NOTE: according to Microsoft, this is not a duplicate of CVE-2008-4510.

Weakness: CWE-399

Which versions are affected by CVE-2008-2251?

It affects 4 products.

Products include Microsoft Windows 2000, Microsoft Windows Server 2003, Microsoft Windows Server 2008, Microsoft Windows Xp.

How do I fix CVE-2008-2251?

No fix has been published for CVE-2008-2251 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2008-2251 being exploited?

There is no known exploitation of CVE-2008-2251 in the wild and no public exploit code.

Other vulnerabilities in Microsoft Windows 2000

• CVE-2008-4250 Microsoft Windows Buffer Overflow Exploited Critical 9.8
• CVE-2010-0232 Microsoft Windows Kernel Exception Handler Exploited High 7.8
• CVE-2009-1123 Microsoft Windows Improper Input Validation Exploited High 7.8
• CVE-2002-0367 Microsoft Windows Privilege Escalation Exploited High 7.8
• CVE-2010-0269 Memory corruption in n/a Critical 10.0

All Microsoft Windows 2000 vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-f826-hqvc-j84v.