Citrix ADC and Citrix Gateway RCE (CTX474995)

critical Nessus Plugin ID 168654


The remote device may be affected by a remote code execution vulnerability.


The remote Citrix ADC or Citrix Gateway device is version 12.1 before 12.1-65.25, 12.1-FIPS before 12.1-55.296 or 13.0 before 13.0-58.32. It is therefore affected by an unauthentictaed remote code execution vulnerability:

- A vulnerability has been discovered in Citrix ADC (formerly known as NetScaler ADC) and Citrix Gateway (formerly known as NetScaler Gateway). Unauthenticated remote arbitrary code execution exists if either Citrix ADC or Citrix Gateway are configured as a SAML SP or a SAML IdP (CVE-2022-27518)

Please refer to advisory CTX474995 for more information.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.


Upgrade to version 12.1-65.25, 12.1-55.296-FIPS, 13.0-58.32 or later.

See Also

Plugin Details

Severity: Critical

ID: 168654

File Name: citrix_adc_gateway_CTX474995.nasl

Version: 1.8

Type: combined

Family: CGI abuses

Published: 12/13/2022

Updated: 2/12/2024

Supported Sensors: Nessus

Risk Information


Risk Factor: High

Score: 7.4


Risk Factor: Critical

Base Score: 10

Temporal Score: 8.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2022-27518


Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/h:citrix:netscaler_gateway, cpe:/h:citrix:netscaler_application_delivery_controller

Required KB Items: Host/NetScaler/Detected

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/13/2022

Vulnerability Publication Date: 12/13/2022

CISA Known Exploited Vulnerability Due Dates: 1/3/2023

Reference Information

CVE: CVE-2022-27518

IAVA: 2022-A-0520