CVE-2019-19781
Published on December 27, 2019

An issue was discovered in Citrix Application Delivery Controller (ADC) and Gateway 10.5, 11.1, 12.0, 12.1, and 13.0. They allow Directory Traversal.

Vendor Advisory NVD

Known Exploited Vulnerability

This Citrix Application Delivery Controller and Citrix Gateway Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Issue in Citrix Application Delivery Controller (ADC) and Gateway 10.5, 11.1, 12.0, 12.1, and 13.0 allowing Directory Traversal.

The following remediation steps are recommended / required by May 3, 2022: Apply updates per vendor instructions.

Vulnerability Analysis

CVE-2019-19781 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 Directory traversal Vulnerability?

The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

CVE-2019-19781 has been classified to as a Directory traversal vulnerability or weakness.


Products Associated with CVE-2019-19781

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What versions are vulnerable to CVE-2019-19781?

Each of the following must match for the vulnerability to exist.

Each of the following must match for the vulnerability to exist.

Each of the following must match for the vulnerability to exist.