CVE-2011-0040

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Published Feb 9, 2011 CVSS 2.0 · 5.0 Medium EPSS 22.8% KEV · Not listed

Description

The server in Microsoft Active Directory on Windows Server 2003 SP2 does not properly handle an update request for a service principal name (SPN), which allows remote attackers to cause a denial of service (authentication downgrade or outage) via a crafted request that triggers name collisions, aka "Active Directory SPN Validation Vulnerability."

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:o:microsoft:windows_2003_server::sp2::::::*
	cpe:2.3:o:microsoft:windows_2003_server::sp2:itanium:::::
	cpe:2.3:o:microsoft:windows_2003_server::sp2:x64:::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 22.8% (22.760% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://osvdb.org/70825
http://secunia.com/advisories/43215
http://www.securityfocus.com/bid/46145
http://www.securitytracker.com/id?1025042
http://www.vupen.com/english/advisories/2011/0319
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-005
https://exchange.xforce.ibmcloud.com/vulnerabilities/64915
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12485

History

No history.

Subscriptions

Microsoft Windows 2003 Server

Weaknesses

CWE-20

Sources

CVE record Updated: Aug 6, 2024, 9:43 PM

Status: PUBLISHED
Assigner: microsoft
Published: Feb 9, 2011, 12:00 AM
Updated: Aug 6, 2024, 9:43 PM
Reserved: Dec 10, 2010, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 16, 2026, 11:26 PM

Status: Modified
Published: Feb 9, 2011, 1:00 AM
Modified: Jun 16, 2026, 11:26 PM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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