Improper Authentication in Citrix Netscaler ADC and Citrix Access Gateway - CVE-2022-27510
Published: November 8, 2022
Vulnerability identifier: #VU69133
CSH Severity: High
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-27510
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error in the authentication process when the appliance is configured as VPN (Gateway). A remote non-authenticated attacker can bypass authentication process and gain unauthorized access to Gateway user capabilities.
Affected software
Citrix Netscaler ADC
Citrix Access Gateway
Citrix Access Gateway
How to mitigate CVE-2022-27510
Install updates from vendor's website.
Citrix Netscaler ADC - addressed in versions 12.1-55.289, 12.1-65.21, 13.0-88.12, 13.1-33.47
Citrix Access Gateway - addressed in versions 12.1.65.21, 13.0-88.12, 13.1-33.47
Citrix Access Gateway - addressed in versions 12.1.65.21, 13.0-88.12, 13.1-33.47