NetScaler ADC and NetScaler Gateway Multiple Vulnerabilities (CTX579459)

high Nessus Plugin ID 183026

Synopsis

The remote device may be affected by multiple vulnerabilities.

Description

The remote NetScaler ADC (formerly Citrix ADC) or NetScaler Gateway (formerly Citrix Gateway) device is version 12.1, 12.1-FIPS before 12.1-55.300-FIPS, 13.0 before 13.0-92.19, 13.1 before 13.1-49.15, 13.1-FIPS before 13.1-37.164-FIPS, or 14.1 before 14.1.8.50. It is therefore affected by multiple vulnerabilities:

- Sensitive information disclosure in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server. (CVE-2023-4966)

- Denial of Service in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server. (CVE-2023-4967)

Please refer to advisory CTX579459 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.

Solution

Upgrade to version 13.0-92.19, 13.1-49.15, 14.1-8.50 or later.

See Also

http://www.nessus.org/u?2ad4af96

Plugin Details

Severity: High

ID: 183026

File Name: citrix_adc_gateway_CTX579459.nasl

Version: 1.8

Type: combined

Family: CGI abuses

Published: 10/13/2023

Updated: 8/5/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

CVSS Score Source: CVE-2023-4966

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 7.2

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

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: 10/10/2023

Vulnerability Publication Date: 10/10/2023

CISA Known Exploited Vulnerability Due Dates: 11/8/2023

Reference Information

CVE: CVE-2023-4966, CVE-2023-4967

IAVA: 2023-A-0536-S