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CVE-2011-0040

N/A
Published: February 9, 2011 at 12:00 AM UTC
Updated: June 16, 2026 at 11:26 PM UTC
1 product affected across 1 vendorWindows 2003 Server

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Severity
N/A
Exploit prediction
EPSS 23%

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (8)

VDB Entryx_refsource_OSVDB
Source: [email protected]
http://osvdb.org/70825
Third Party Advisoryx_refsource_SECUNIAVendor Advisory
Source: [email protected]
http://secunia.com/advisories/43215
VDB Entryx_refsource_BID
Source: [email protected]
http://www.securityfocus.com/bid/46145
VDB Entryx_refsource_SECTRACK
Source: [email protected]
http://www.securitytracker.com/id?1025042
VDB Entryx_refsource_VUPENVendor Advisory
Source: [email protected]
http://www.vupen.com/english/advisories/2011/0319
Vendor Advisoryx_refsource_MS
Source: [email protected]
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-005
VDB Entryx_refsource_XF
Source: [email protected]
https://exchange.xforce.ibmcloud.com/vulnerabilities/64915
VDB EntrySignaturex_refsource_OVAL
Source: [email protected]
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12485

CVSS

5MEDIUM[email protected]
Confidentiality
NONE
Integrity
NONE
Availability
PARTIAL
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20

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