Directory Traversal Vulnerability in Citrix Application Delivery Controller and Gateway
CVE-2019-19781

9.8CRITICAL

Key Information:

Vendor: Citrix
Status: Application Delivery Controller Firmware
Vendor: CVE Published:; 27 December 2019

Badges

💰 Ransomware👾 Exploit Exists🟡 Public PoC🟣 EPSS 97%🦅 CISA Reported

Summary

A directory traversal vulnerability has been identified in Citrix Application Delivery Controller (ADC) and Gateway, affecting versions 10.5, 11.1, 12.0, 12.1, and 13.0. This flaw could allow an unauthenticated attacker to gain unauthorized access to sensitive files on the server. By exploiting this vulnerability, attackers can traverse directories and read files that are typically inaccessible, potentially revealing sensitive information or leading to further exploits.

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited and is known by the CISA as enabling ransomware campaigns.

The CISA's recommendation is: Apply updates per vendor instructions.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

cve-2019-19781
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