CVE-2023-34391 — Insecure Inherited Permissions vulnerability in Schweitzer Engineering Laborator

Insecure Inherited Permissions vulnerability in Schweitzer Engineering Laboratories SEL-5033 AcSELerator RTAC Software on Windows allows Leveraging/Manipulating Configuration File Search Paths.

01What is this vulnerability?

Insecure Inherited Permissions vulnerability in Schweitzer Engineering Laboratories SEL-5033 AcSELerator RTAC Software on Windows allows Leveraging/Manipulating Configuration File Search Paths.

02Affected products

Vendor	Product	Versions
Schweitzer Engineering Laboratories	SEL	5033 AcSELerator RTAC Software — 0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-08-31T15:31:45.454Z
• Last modified: 2024-10-01T17:02:03.948Z

09References

• selinc.com — https://selinc.com/support/security-notifications/external-reports/
• dragos.com — https://dragos.com