CVE-2023-4640

Name: CVE-2023-4640
Creator: NVD / NIST
Published: 2023-08-30T17:15:11.157+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.33%

Last modified Jun 17, 2026

CVE-2023-4640 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The controller responsible for setting the logging level does not include any authorization checks to ensure the user is authenticated. This can be seen by noting that it extends Controller rather than AuthenticatedController and includes no further checks. This issue affects YugabyteDB Anywhere: from 2.0.0 through 2.17.3 . EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

The controller responsible for setting the logging level does not include any authorization checks to ensure the user is authenticated. This can be seen by noting that it extends Controller rather than AuthenticatedController and includes no further checks. This issue affects YugabyteDB Anywhere: from 2.0.0 through 2.17.3

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.33%

24.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Yugabyte	Yugabytedb	>= 2.0.0, <= 2.17.3.0

References

https://www.yugabyte.com/Product
https://www.yugabyte.com/Product

Timeline

Published: Aug 30, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4640?

How severe is CVE-2023-4640?

CVE-2023-4640 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4640?

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-2023-4640?

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

Scan your code now

Source: NVD / NIST