Think you have a false positive on this rule?

Sid 1-51742


OS-WINDOWS Microsoft Windows Remote Desktop client DRDYNVC use after free attempt


This event is generated when an attacker attempts to exploit a remote code execution vulnerability in the Remote Desktop client.


Attempted User Privilege Gain

Detailed information

This rule checks for attempts to exploit a use after free vulnerability in the Remote Desktop client's handling of Virtual Channels.

Affected systems

Ease of attack

False positives

Not known

False negatives

Not known

Corrective action


  • Cisco Talos Intelligence Group

Additional References

  • CVE-2019-1333