This security bulletin contains one medium risk vulnerability.
Exploit availability: NoDescription
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in the Windows DNS Server. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.Mitigation
Install updates from vendor's website.Vulnerable software versions
Windows Server: 2003 - 2022 20H2
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?