CVE List

CVE-2021-22955

Critical 7.5

A unauthenticated denial of service vulnerability exists in Citrix ADC <13.0-83.27, <12.1-63.22 and 11.1-65.23 when configured as a VPN (Gateway) or AAA virtual server could allow an attacker to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication.

Published December 7, 2021.

Affected software

Get alerts for Citrix Gateway

Reference links