Strix
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CVE-2019-18225

CRITICALCVSS 9.8/10EPSS 1.51%

Last modified

CVE-2019-18225 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 1.51% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
1.51%

71.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
CitrixApplication Delivery Controller Firmware10.5
CitrixApplication Delivery Controller Firmware11.1
CitrixApplication Delivery Controller Firmware12.0
CitrixApplication Delivery Controller Firmware12.1
CitrixApplication Delivery Controller Firmware13.0
CitrixNetscaler Gateway Firmware10.5
CitrixNetscaler Gateway Firmware11.1
CitrixNetscaler Gateway Firmware12.0
CitrixNetscaler Gateway Firmware12.1
CitrixGateway Firmware13.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-18225?
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.
How severe is CVE-2019-18225?
CVE-2019-18225 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.51% probability of exploitation in the next 30 days.
How do I fix CVE-2019-18225?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-18225?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST