CVE-2023-34392

Name: CVE-2023-34392
Creator: NVD / NIST
Published: 2023-08-31T16:15:10.123+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.45%

Last modified Jun 17, 2026

CVE-2023-34392 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A Missing Authentication for Critical Function vulnerability in the Schweitzer Engineering Laboratories SEL-5037 SEL Grid Configurator could allow an attacker to run arbitrary commands on managed devices by an authorized device operator. See Instruction Manual Appendix A and Appendix E dated 20230615 for more details. This issue affects SEL-5037 SEL Grid Configurator: before 4.5.0.20. . EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

A Missing Authentication for Critical Function vulnerability in the Schweitzer Engineering Laboratories SEL-5037 SEL Grid Configurator could allow an attacker to run arbitrary commands on managed devices by an authorized device operator. See Instruction Manual Appendix A and Appendix E dated 20230615 for more details. This issue affects SEL-5037 SEL Grid Configurator: before 4.5.0.20.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.45%

36.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Selinc	Sel-5037 Sel Grid Configurator	< 4.5.0.20

References

https://selinc.com/support/security-notifications/external-reports/Vendor Advisory
https://www.nozominetworks.com/blog/Third Party Advisory
https://selinc.com/support/security-notifications/external-reports/Vendor Advisory
https://www.nozominetworks.com/blog/Third Party Advisory

Timeline

Published: Aug 31, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-34392?

How severe is CVE-2023-34392?

CVE-2023-34392 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.

How do I fix CVE-2023-34392?

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-2023-34392?

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

Scan your code now

Source: NVD / NIST