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Fencer Vulns
medium 6.8

CVE-2023-2310 json

Channel Accessible by Non-Endpoint

published 2023-05-10 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-33815

cvss
6.8
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 43%
public exploits
0
none known

Summary

A Channel Accessible by Non-Endpoint vulnerability in the Schweitzer Engineering Laboratories SEL Real-Time Automation Controller (RTAC) could allow a remote attacker to perform a man-in-the-middle (MiTM) that could result in denial of service.

See the ACSELERATOR RTAC SEL-5033 Software instruction manual date code 20210915 for more details.

Patch / fix

  • Schweitzer Engineering Laboratories SEL-3505 R147-V6, R148-V7, R149-V4, R150-V2
  • Schweitzer Engineering Laboratories, Inc. SEL-3505-3 R147-V6, R148-V7, R149-V4, R150-V2
  • Schweitzer Engineering Laboratories SEL-3530 R147-V6, R148-V7, R149-V4, R150-V2
  • Schweitzer Engineering Laboratories, Inc. SEL-3530-4 R147-V6, R148-V7, R149-V4, R150-V2
  • Schweitzer Engineering Laboratories, Inc. SEL-3532 R147-V6, R148-V7, R149-V4, R150-V2
  • Schweitzer Engineering Laboratories, Inc. SEL-3555 R147-V6, R148-V7, R149-V4, R150-V2
  • Schweitzer Engineering Laboratories, Inc. SEL-3560S R147-V6, R148-V7, R149-V4, R150-V2
  • Schweitzer Engineering Laboratories, Inc. SEL-3560E R147-V6, R148-V7, R149-V4, R150-V2
  • Schweitzer Engineering Laboratories, Inc. SEL-2241 RTAC module R147-V6, R148-V7, R149-V4, R150-V2
  • Schweitzer Engineering Laboratories, Inc. SEL-3350 R148-V7, R149-V4, R150-V2

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
21 mo ago

Exploit prediction

0.50% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

  • Schweitzer Engineering Laboratories SEL-3505
  • Schweitzer Engineering Laboratories, Inc. SEL-3505-3
  • Schweitzer Engineering Laboratories SEL-3530
  • Schweitzer Engineering Laboratories, Inc. SEL-3530-4
  • Schweitzer Engineering Laboratories, Inc. SEL-3532
  • Schweitzer Engineering Laboratories, Inc. SEL-3555
  • Schweitzer Engineering Laboratories, Inc. SEL-3560S
  • Schweitzer Engineering Laboratories, Inc. SEL-3560E
  • Schweitzer Engineering Laboratories, Inc. SEL-2241 RTAC module
  • Schweitzer Engineering Laboratories, Inc. SEL-3350

Classification

Weakness
  • CWE-300 Channel Accessible by Non-Endpoint

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.