Citrix ADC and Citrix NetScaler Gateway Arbitrary Code Execution (CTX267027)

critical Nessus Plugin ID 132397

Synopsis

The remote device is affected by an arbitrary code execution vulnerability.

Description

The remote Citrix ADC or Citrix NetScaler Gateway device is affected by an arbitrary code execution vulnerability.
An unauthenticated, remote attacker may be able to leverage this vulnerability to perform arbitrary code execution on an affected host.

Please refer to advisory CTX267027 for more information.

Solution

For versions 10.5.x, 11.1.x, 12.0.x, 12.1.x and 13.0.x, upgrade to 10.5.70.12, 11.1.63.15, 12.0.63.13, 12.1.55.18 and 13.0.47.24 respectively.

See Also

https://support.citrix.com/article/CTX267027

Plugin Details

Severity: Critical

ID: 132397

File Name: citrix_netscaler_CTX267027.nasl

Version: 1.15

Type: combined

Family: CGI abuses

Published: 12/24/2019

Updated: 2/25/2022

Risk Information

VPR

Risk Factor: Critical

Score: 9.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: E:H/RL:OF/RC:C

CVSS Score Source: CVE-2019-19781

CVSS v3

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: E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:citrix:netscaler_access_gateway_firmware

Required KB Items: Host/NetScaler/Detected

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/17/2019

Vulnerability Publication Date: 12/17/2019

CISA Known Exploited Dates: 5/3/2022

Exploitable With

CANVAS (CANVAS)

Metasploit (Citrix ADC (NetScaler) Directory Traversal RCE)

Reference Information

CVE: CVE-2019-19781

IAVA: 2020-A-0001-S

CISA-NCAS: AA22-011A