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Fencer Vulns
high 8.2

CVE-2023-34392 json

Missing Authentication for Critical Function

published 2023-08-31 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-38472

cvss
8.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 39%
public exploits
0
none known

Summary

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.

Patch / fix

  • Schweitzer Engineering Laboratories SEL-5037 SEL Grid Configurator 4.5.0.20

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.2 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Schweitzer Engineering Laboratories SEL-5037 SEL Grid Configurator

Classification

Weakness
  • CWE-306 Missing Authentication for Critical Functionality

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.