Usually Golden Tickets (forged Kerberos TGTs) get all the press, but this post is about Silver Tickets and how attackers use them to exploit systems. I have talked about how Silver Tickets can be used to persist and even re-exploit an Active Directory enterprise in presentations at security conferences this year. This post continues this …
Tag: CIFS
Feb 11 2015
MS15-011 & MS15-014: Microsoft Active Directory Group Policy (GPO) Vulnerabilities Patched
On February’s Patch Tuesday (2/11/2015), Microsoft released two patches that fix issues with the way Group Policy is processed by the client. Interestingly enough, one of these vulnerabilities (MS15-014) makes the other one (MS15-011) not only feasible, but quite capable. The Attack Scenario: An attacker leverages the vulnerability described in MS15-014 to prevent/stop Group Policy …