CVE-2001-0951 Denial of service in n/a

What is CVE-2001-0951?

CVE-2001-0951 is a medium-severity denial of service vulnerability in Microsoft Windows 2000, published on 1 Sep 2004. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Windows 2000 allows remote attackers to cause a denial of service (CPU consumption) by flooding Internet Key Exchange (IKE) UDP port 500 with packets that contain a large number of dot characters.

Which versions are affected by CVE-2001-0951?

It affects 1 product.

Products include Microsoft Windows 2000.

How do I fix CVE-2001-0951?

No fix has been published for CVE-2001-0951 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2001-0951 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2001-0951 exists.

Public exploit code: 2 Exploit-DB entries.

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-h4w9-fjxr-9vf9.