Description
Microsoft 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.
Metrics
CVSS 2.0 1.8/10
AV:A/AC:H/Au:N/C:P/I:N/A:NAffected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://osvdb.org/36138
- http://secunia.com/advisories/25457Vendor Advisory
- http://www.notsosecure.com/folder2/2007/05/27/logon-time-restrictions-in-a-domain-in-windows-server-2003-allows-username-enumeration/
- http://www.securityfocus.com/bid/24248
- http://osvdb.org/36138
- http://secunia.com/advisories/25457Vendor Advisory
- http://www.notsosecure.com/folder2/2007/05/27/logon-time-restrictions-in-a-domain-in-windows-server-2003-allows-username-enumeration/
- http://www.securityfocus.com/bid/24248
Timeline
- Published
- Jun 4, 2007
- Last modified
- Jun 16, 2026
- NVD status
- Modified