CVE-2011-1970

Name: CVE-2011-1970
Creator: NVD / NIST
Published: 2011-08-10T21:55:01.797+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 23.04%

Last modified Jun 16, 2026

CVE-2011-1970 is a vulnerability of currently unknown severity. The DNS server in Microsoft Windows Server 2003 SP2 and Windows Server 2008 SP2, R2, and R2 SP1 does not properly initialize memory, which allows remote attackers to cause a denial of service (service outage) via a query for a nonexistent domain, aka "DNS Uninitialized Memory Corruption Vulnerability.". EPSS estimates a 23.04% chance of exploitation in the next 30 days.

Description

The DNS server in Microsoft Windows Server 2003 SP2 and Windows Server 2008 SP2, R2, and R2 SP1 does not properly initialize memory, which allows remote attackers to cause a denial of service (service outage) via a query for a nonexistent domain, aka "DNS Uninitialized Memory Corruption Vulnerability."

Metrics

EPSS Probability

23.04%

97.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions	Update
Microsoft	Windows 2003 Server	All versions	Sp2
Microsoft	Windows Server 2003	All versions	Sp2
Microsoft	Windows Server 2008	All versions	Sp2
Microsoft	Windows Server 2008	r2	—

References

Timeline

Published: Aug 10, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-1970?

How severe is CVE-2011-1970?

Severity scoring for CVE-2011-1970 is pending analysis. The EPSS model estimates a 23.04% probability of exploitation in the next 30 days.

How do I fix CVE-2011-1970?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-1970?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST