CVE-2020-8195 is a vulnerability in Citrix Gateway Plug In For Linux
Published on July 10, 2020

Improper input validation in Citrix ADC and Citrix Gateway versions before 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a, 11.0.3d and 10.2.7 resulting in limited information disclosure to low privileged users.

Vendor Advisory NVD

Known Exploited Vulnerability

This Citrix ADC, Citrix Gateway, Citrix SDWAN WANOP Unauthenticated Authorization Bypass vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Application Delivery Controller (ADC), Gateway, and SDWAN WANOP.

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

Vulnerability Analysis

CVE-2020-8195 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. It has an exploitability score of 2.8 out of four. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

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-2020-8195 has been classified to as a Directory traversal vulnerability or weakness.

Products Associated with CVE-2020-8195

You can be notified by stack.watch whenever vulnerabilities like CVE-2020-8195 are published in these products:

Citrix Gateway Plug In For Linux

What versions of Gateway Plug In For Linux are vulnerable to CVE-2020-8195?

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