CVE-2022-27495

Name: CVE-2022-27495
Creator: NVD / NIST
Published: 2022-05-05T17:15:12.767+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.33%

Last modified Jun 17, 2026

CVE-2022-27495 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. On all versions 1.3.x (fixed in 1.4.0) NGINX Service Mesh control plane endpoints are exposed to the cluster overlay network. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

On all versions 1.3.x (fixed in 1.4.0) NGINX Service Mesh control plane endpoints are exposed to the cluster overlay network. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.33%

24.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-306

Affected Software

Vendor	Product	Versions
F5	Nginx Service Mesh	1.3.0
F5	Nginx Service Mesh	1.3.1

References

https://support.f5.com/csp/article/K94093538Vendor Advisory
https://support.f5.com/csp/article/K94093538Vendor Advisory

Timeline

Published: May 5, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-27495?

How severe is CVE-2022-27495?

CVE-2022-27495 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.

How do I fix CVE-2022-27495?

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-2022-27495?

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

Scan your code now

Source: NVD / NIST