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CVE-2011-3406

HIGHCVSS 8.8/10EPSS 23.30%

Last modified

CVE-2011-3406 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Buffer overflow in Active Directory, Active Directory Application Mode (ADAM), and Active Directory Lightweight Directory Service (AD LDS) in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote authenticated users to execute arbitrary code via a crafted query that leverages incorrect memory initialization, aka "Active Directory Buffer Overflow Vulnerability.". EPSS estimates a 23.30% chance of exploitation in the next 30 days.

Description

Buffer overflow in Active Directory, Active Directory Application Mode (ADAM), and Active Directory Lightweight Directory Service (AD LDS) in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote authenticated users to execute arbitrary code via a crafted query that leverages incorrect memory initialization, aka "Active Directory Buffer Overflow Vulnerability."

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
23.30%

97.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
MicrosoftWindows 7All versions—
MicrosoftWindows Server 2003All versionsSp2
MicrosoftWindows Server 2008All versionsSp2
MicrosoftWindows Server 2008r2—
MicrosoftWindows VistaAll versionsSp2
MicrosoftWindows XpAll versionsSp3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-3406?
Buffer overflow in Active Directory, Active Directory Application Mode (ADAM), and Active Directory Lightweight Directory Service (AD LDS) in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote authenticated users to execute arbitrary code via a crafted query that leverages incorrect memory initialization, aka "Active Directory Buffer Overflow Vulnerability."
How severe is CVE-2011-3406?
CVE-2011-3406 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 23.30% probability of exploitation in the next 30 days.
How do I fix CVE-2011-3406?
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-2011-3406?

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

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Source: NVD / NIST