Unscored severity · published Feb 9, 2011
CVE-2011-0040
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…
–
CVSS
22.8%
EPSS
No
On KEV
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."
Exploitation
Is it being used?
Exploit prediction (EPSS)22.8% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
W2
Windows 2003 Server · Microsoft
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-0040
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-0040
osvdb.org
http://osvdb.org/70825
Vendor Advisory
http://secunia.com/advisories/43215
www.securityfocus.com
http://www.securityfocus.com/bid/46145
www.securitytracker.com
http://www.securitytracker.com/id?1025042
Vendor Advisory
http://www.vupen.com/english/advisories/2011/0319
docs.microsoft.com
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-005
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