Detections
Analytics

Citrix ADC and Citrix NetScaler Gateway Multiple Vulnerabilities (CTX281474)

high Nessus Plugin ID 140790

Language:

Synopsis

The remote device is affected by multiple vulnerabilities.

Description

The remote Citrix ADC or Citrix NetScaler Gateway device is version 11.1.x prior to 11.1-65.12, 12.1.x prior to 12.1-58.15 or 12.1-FIPS prior to 12.1-55.187 13.0.x prior to 13.0-64.35. It is, therefore, affected by multiple vulnerabilities:
 - A HTML injection vulnerability exists in Citrix ADC due to improper validation of user-supplied input.
 An unauthenticated, remote attacker can exploit this to inject arbitrary content into responses generated by the application (CVE-2020-8245).

 - A denial of service (DoS) vulnerability exists in Citrix ADC. An unauthenticated, remote attacker can exploit this issue, to impose a DoS condition on the application (CVE-2020-8246).

 - A privilege escalation vulnerability exists in management interface component. An authenticated, remote attacker can exploit this, to gain privileged access to the system (CVE-2020-8247).

Please refer to advisory CTX281474 for more information.

Solution

For versions 11.1.x, 12.1.x, 12.1-FIPS and 13.0.x, upgrade to 11.1-65.12, 12.1-58.15, 12.1-55.296-FIPS and 13.0-64.35, or later, respectively.

See Also

https://support.citrix.com/article/CTX281474

Plugin Details

Severity: High

ID: 140790

File Name: citrix_netscaler_CTX281474.nasl

Version: 1.7

Type: combined

Family: CGI abuses

Published: 9/25/2020

Updated: 2/12/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2020-8247

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

Temporal Vector: CVSS:3.0/E:U/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 Ease: No known exploits are available

Patch Publication Date: 9/17/2020

Vulnerability Publication Date: 9/17/2020

Reference Information

CVE: CVE-2020-8245, CVE-2020-8246, CVE-2020-8247

IAVA: 2020-A-0434-S