CVE-2022-27508

Name: CVE-2022-27508
Creator: NVD / NIST
Published: 2023-01-26T21:15:33.337+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.01%

Last modified Jun 17, 2026

CVE-2022-27508 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Unauthenticated denial of service. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

Unauthenticated denial of service

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.01%

58.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Citrix	Application Delivery Controller	12.1-64.16
Citrix	Gateway	12.1-64.16

References

https://support.citrix.com/article/CTX457048/citrix-adc-and-citrix-gateway-security-bulletin-for-cve202227507-and-cve202227508Mitigation, Vendor Advisory
https://support.citrix.com/article/CTX457048/citrix-adc-and-citrix-gateway-security-bulletin-for-cve202227507-and-cve202227508Mitigation, Vendor Advisory

Timeline

Published: Jan 26, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-27508?

Unauthenticated denial of service

How severe is CVE-2022-27508?

CVE-2022-27508 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.

How do I fix CVE-2022-27508?

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-2022-27508?

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

Scan your code now

Source: NVD / NIST