critical
9.8
Advisory Published
Updated

CVE-2019-18225

First published: Mon Oct 21 2019(Updated: )

An issue was discovered in Citrix Application Delivery Controller (ADC) and Gateway before 10.5 build 70.8, 11.x before 11.1 build 63.9, 12.0 before build 62.10, 12.1 before build 54.16, and 13.0 before build 41.28. An attacker with management-interface access can bypass authentication to obtain appliance administrative access. These products formerly used the NetScaler brand name.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Citrix Application Delivery Controller Firmware=10.5
Citrix Application Delivery Controller Firmware=11.1
Citrix Application Delivery Controller Firmware=12.0
Citrix Application Delivery Controller Firmware=12.1
Citrix Application Delivery Controller Firmware=13.0
Citrix Application Delivery Controller
Citrix Netscaler Gateway Firmware=10.5
Citrix Netscaler Gateway Firmware=11.1
Citrix Netscaler Gateway Firmware=12.0
Citrix Netscaler Gateway Firmware=12.1
Citrix NetScaler Gateway
Citrix Gateway Firmware=13.0
Citrix Gateway

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Reference Links

Frequently Asked Questions

  • What is CVE-2019-18225?

    CVE-2019-18225 is an authentication bypass vulnerability in Citrix Application Delivery Controller (ADC) and Gateway.

  • How severe is CVE-2019-18225?

    CVE-2019-18225 is categorized as critical with a severity score of 9.8 out of 10.

  • Which versions of Citrix ADC and Gateway are affected by CVE-2019-18225?

    Versions 10.5, 11.1, 12.0, 12.1, and 13.0 of Citrix ADC and Gateway are affected by CVE-2019-18225.

  • How can an attacker exploit CVE-2019-18225?

    An attacker with management-interface access can bypass authentication to obtain unauthorized access to applications and data.

  • Is there a fix for CVE-2019-18225?

    Yes, Citrix has released patches to address the vulnerability. It is recommended to update to the latest firmware versions.

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