CVE-2007-2999

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Summary

CVECVE-2007-2999
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2007-06-04 17:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionMicrosoft Windows Server 2003, when time restrictions are in effect for user accounts, generates different error messages for failed login attempts with a valid user name than for those with an invalid user name, which allows context-dependent attackers to determine valid Active Directory account names.

Risk And Classification

Primary CVSS: v2.0 1.8 from [email protected]

AV:A/AC:H/Au:N/C:P/I:N/A:N

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
High
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:A/AC:H/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Microsoft Windows 2003 Server gold All All All
Operating System Microsoft Windows 2003 Server sp1 All All All
Operating System Microsoft Windows 2003 Server sp2 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Microsoft Active Directory Logon Hours Username Enumeration Weakness af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
» Logon Time Restrictions in a Domain in Windows Server 2003 allows Username Enumeration. » www.notsosecure.com af854a3a-2127-422b-91ae-364da2661108 www.notsosecure.com
Microsoft Windows Active Directory Logon Hours User Enumeration Weakness - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
osvdb.org/36138 af854a3a-2127-422b-91ae-364da2661108 osvdb.org
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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