Information disclosure in Citrix NetScaler Gateway and Citrix Netscaler ADC - CVE-2019-18177
Published: July 8, 2020
Vulnerability identifier: #VU29581
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-18177
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application. A remote authenticated attacker can use a configured SSL VPN endpoint and gain unauthorized access to sensitive information on the system.
Affected software
Citrix NetScaler Gateway
Citrix Netscaler ADC
Citrix Netscaler ADC
How to mitigate CVE-2019-18177
Install updates from vendor's website.
Citrix NetScaler Gateway - addressed in versions 10.5.70.18, 11.1.64.14, 12.0.63.21, 12.1.57.18, 13.0.58.30
Citrix Netscaler ADC - addressed in versions 10.5 70.18, 11.1 64.14, 12.0 63.21, 12.1-57.18, 13.0-58.30
Citrix Netscaler ADC - addressed in versions 10.5 70.18, 11.1 64.14, 12.0 63.21, 12.1-57.18, 13.0-58.30