CVE-2020-8190

Name: CVE-2020-8190
Creator: NVD / NIST
Published: 2020-07-10T16:15:12.013+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.23%

Last modified Jun 17, 2026

CVE-2020-8190 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Incorrect file permissions in Citrix ADC and Citrix Gateway before versions 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 allows privilege escalation.. EPSS estimates a 1.23% chance of exploitation in the next 30 days.

Description

Incorrect file permissions in Citrix ADC and Citrix Gateway before versions 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 allows privilege escalation.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.23%

65.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-281

Affected Software

Vendor	Product	Versions
Citrix	Application Delivery Controller Firmware	>= 10.5, < 10.5-70.18
Citrix	Application Delivery Controller Firmware	>= 11.1, < 11.1-64.14
Citrix	Application Delivery Controller Firmware	>= 12.0, < 12.0-63.21
Citrix	Application Delivery Controller Firmware	>= 12.1, < 12.1-57.18
Citrix	Application Delivery Controller Firmware	>= 13.0, < 13.0-58.30
Citrix	Netscaler Gateway Firmware	>= 10.5, < 10.5-70.18
Citrix	Netscaler Gateway Firmware	>= 11.1, < 11.1-64.14
Citrix	Netscaler Gateway Firmware	>= 12.0, < 12.0-63.21
Citrix	Netscaler Gateway Firmware	>= 12.1, < 12.1-57.18
Citrix	Gateway Firmware	>= 13.0, < 13.0-58.30

References

https://support.citrix.com/article/CTX276688Vendor Advisory
https://support.citrix.com/article/CTX276688Vendor Advisory

Timeline

Published: Jul 10, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8190?

Incorrect file permissions in Citrix ADC and Citrix Gateway before versions 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 allows privilege escalation.

How severe is CVE-2020-8190?

CVE-2020-8190 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.23% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8190?

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-2020-8190?

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

Scan your code now

Source: NVD / NIST