Main Vulnerability Database Vulnerabilities #VU29582

Input validation error in Citrix Netscaler ADC and Citrix NetScaler Gateway - CVE-2020-8187

Published: July 8, 2020 / Updated: July 15, 2020

Vulnerability identifier: #VU29582

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-8187

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can use a configured SSL VPN or AAA endpoint and perform a denial of service (DoS) attack.

Affected software

Citrix Netscaler ADC
Citrix NetScaler Gateway

How to mitigate CVE-2020-8187

Install updates from vendor's website.

Citrix Netscaler ADC - addressed in versions 11.1 64.14, 12.0 63.21
Citrix NetScaler Gateway - addressed in versions 11.1.64.14, 12.0.63.21

External References

https://support.citrix.com/article/CTX276688

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