This security advisory describes one low risk vulnerability.
The vulnerability allows a remote attacker to escalate privileges within the domain.
A security issue exists in the way Ticket-Granting Tickets (TGT) are processed within the Active Directory forests.A remote attacker can acquire a TGT from a domain with an inbound trust and use it to escalate privileges within a neighbor forest.
Successful exploitation of the vulnerability requires that TGT delegation is enabled.
etdom.exe trust fabrikam.com /domain:contoso.com /EnableTGTDelegation:No
Windows: 7, 8.1, 10, 10 1607, 10 1703, 10 1709, 10 1803, 10 1809, RT 8.1
Windows Server: 1709, 1803, 2008, 2008 R2, 2012, 2012 R2, 2016, 2019CPE
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.