Microsoft Elevation of Privilege Vulnerability MS14-068

A new critical Elevation of Privilege has been discovered in Microsoft Windows Kerberos KDC service in multiple Microsoft Operating System. By exploiting this vulnerability, an attacker can elevate unprivileged domain user account privileges to those of the domain administrator account. An attacker could use these elevated privileges to compromise any computer in the domain, including domain controllers. Microsoft has released an advisory about this vulnerability.

An attacker must have valid domain credentials to exploit this vulnerability. This mitigates the severity of the vulnerability. However, Microsoft has not identified any workarounds for this vulnerability.

Dell SonicWALL Threat Research Team has researched this vulnerability and released the following IPS signature to protect their customers:

• IPS: 6052 Microsoft Windows Kerberos Elevation of Privilege (MS14-068)