CVE-2023-41253

Name: CVE-2023-41253
Creator: NVD / NIST
Published: 2023-10-10T13:15:21.15+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.17%

Last modified Jun 17, 2026

CVE-2023-41253 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. When on BIG-IP DNS or BIG-IP LTM enabled with DNS Services License, and a TSIG key is created, it is logged in plaintext in the audit log. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

When on BIG-IP DNS or BIG-IP LTM enabled with DNS Services License, and a TSIG key is created, it is logged in plaintext in the audit log. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.17%

6.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-532

Affected Software

Vendor	Product	Versions
F5	Big-Ip Domain Name System	>= 13.1.0, <= 14.1.5
F5	Big-Ip Domain Name System	>= 15.1.0, < 15.1.9
F5	Big-Ip Domain Name System	>= 16.1.0, < 16.1.4
F5	Big-Ip Local Traffic Manager	>= 13.1.0, <= 14.1.5
F5	Big-Ip Local Traffic Manager	>= 15.1.0, < 15.1.9
F5	Big-Ip Local Traffic Manager	>= 16.1.0, < 16.1.4

References

https://my.f5.com/manage/s/article/K98334513Vendor Advisory
https://my.f5.com/manage/s/article/K98334513Vendor Advisory

Timeline

Published: Oct 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-41253?

How severe is CVE-2023-41253?

CVE-2023-41253 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2023-41253?

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-2023-41253?

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

Scan your code now

Source: NVD / NIST