citrix netscaler-application-delivery-controller CVE-2023-3519 vulnerability in Citrix Products
Published on July 19, 2023

Unauthenticated remote code execution

Vendor Advisory NVD

Known Exploited Vulnerability

This Citrix NetScaler ADC and NetScaler Gateway Code Injection Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Citrix NetScaler ADC and NetScaler Gateway contains a code injection vulnerability that allows for unauthenticated remote code execution.

The following remediation steps are recommended / required by August 9, 2023: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Vulnerability Analysis

CVE-2023-3519 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. It has the highest possible exploitability rating (3.9). The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.

What is a Code Injection Vulnerability?

The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.

CVE-2023-3519 has been classified to as a Code Injection vulnerability or weakness.


Products Associated with CVE-2023-3519

You can be notified by stack.watch whenever vulnerabilities like CVE-2023-3519 are published in these products:

Citrix Netscaler Application Delivery Controller
 
Citrix Netscaler Gateway
 

What versions are vulnerable to CVE-2023-3519?