CVE-2023-34391

Q: How do I fix CVE-2023-34391?

Upgrade sel-5033 acselerator real-time automation controller to 1.35.151.21000 or later.

Q: Is CVE-2023-34391 being actively exploited?

Not that we know of. CVE-2023-34391 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.13% is the estimated probability that it will be exploited in the next 30 days. That is higher than 3% of all scored CVEs.

Q: How severe is CVE-2023-34391?

CVE-2023-34391 has a CVSS v3 base score of 7.4, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2023-34391 affect?

Published advisories record a fix for sel-5033 acselerator real-time automation controller (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

HIGH

7.4

CVSS v3

NVD

Description

Insecure Inherited Permissions vulnerability in Schweitzer Engineering Laboratories SEL-5033 AcSELerator RTAC Software on Windows allows Leveraging/Manipulating Configuration File Search Paths. See Instruction Manual Appendix A [Cybersecurity] tag dated 20230522 for more details. This issue affects SEL-5033 AcSELerator RTAC Software: before 1.35.151.21000.

CWE-277 CWE-732Incorrect Permission Assignment for Critical Resource

How to fix

Remediation Available

sel-5033 acselerator real-time automation controllerNVD

Affected:< 1.35.151.21000Fixed in:1.35.151.21000CVE-2023-34391derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityLow

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

Exploit Intelligence

0.13%probability of exploitation in 30 days

3rdpercentile

Low risk: more likely to be exploited than 3% of all known CVEs.

References

Vendor Advisory1

selinc.com

Other references1

dragos.com

Related Vulnerabilities

Other CWE-277 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27842	High	8.8	2.4%	-	-
CVE-2024-39877	High	8.8	1.7%	-	Fix
CVE-2021-41170	Critical	9.8	1.5%	-	Fix
CVE-2024-27822	High	7.8	1.5%	-	Fix
CVE-2024-36539	Critical	9.8	1.3%	-	-
CVE-2021-32725	Low	3.5	1.2%	-	Fix

Common questions

How do I fix CVE-2023-34391?

Upgrade sel-5033 acselerator real-time automation controller to 1.35.151.21000 or later.

Is CVE-2023-34391 being actively exploited?

Not that we know of. CVE-2023-34391 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.13% is the estimated probability that it will be exploited in the next 30 days. That is higher than 3% of all scored CVEs.

How severe is CVE-2023-34391?

CVE-2023-34391 has a CVSS v3 base score of 7.4, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2023-34391 affect?

Published advisories record a fix for sel-5033 acselerator real-time automation controller (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.