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Windows: denial of service via Active Directory
Synthesis of the vulnerability
An authenticated attacker can create several machine accounts in the Active Directory of Windows, in order to trigger a denial of service.
Impacted software: Windows 2008 R0, Windows 2008 R2, Windows 2012.
Severity of this computer vulnerability: 2/4.
Consequences of a hack: denial of service on service.
Attacker's origin: user account.
Creation date: 08/09/2015.
Références of this announce: 3072595, CERTFR-2015-AVI-381, CVE-2015-2535, MS15-096, VIGILANCE-VUL-17842.
Description of the vulnerability
The Active Directory contains accounts for users and for computers.
However, there is no limit on the number of machine accounts which can be created by a single user.
An authenticated attacker can therefore create several machine accounts in the Active Directory of Windows, in order to trigger a denial of service.
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