CVE-2009-0234 Other in n/a

What is CVE-2009-0234?

CVE-2009-0234 is a medium-severity vulnerability in Microsoft Windows 2000, published on 11 Mar 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The DNS Resolver Cache Service (aka DNSCache) in Windows DNS Server in Microsoft Windows 2000 SP4, Server 2003 SP1 and SP2, and Server 2008 does not properly cache crafted DNS responses, which makes it easier for remote attackers to predict transaction IDs and poison caches by sending many crafted DNS queries that trigger "unnecessary lookups," aka "DNS Server Response Validation Vulnerability."

Weakness: CWE-20

Which versions are affected by CVE-2009-0234?

It affects 3 products.

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

How do I fix CVE-2009-0234?

No fix has been published for CVE-2009-0234 yet. Limit exposure of the affected software until one is available.

Is CVE-2009-0234 being exploited?

There is no known exploitation of CVE-2009-0234 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-qm9g-82c2-4282.