CVE-2023-31169: An Improper Handling of Unicode Encoding vulnerability in the Schweitzer Engineering Laboratories SEL-5030 ac

Q: How do I fix CVE-2023-31169?

sel-5030 acselerator quickset: upgrade to newer than 7.1.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2023-31169 being exploited?

CVE-2023-31169 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-31169 affect?

CVE-2023-31169 affects sel-5030 acselerator quickset. Severity is medium (CVSS 4.8). An Improper Handling of Unicode Encoding vulnerability in the Schweitzer Engineering Laboratories SEL-5030 acSELerator QuickSet Software could allow an attacker to embed instructions that could be executed by an authorized device operator.

Q: How urgent is CVE-2023-31169?

Priority 26/100. No elevated risk signals yet.

Routine

MEDIUM 4.8UPGRADE

CVE-2023-31169 is a medium-severity flaw (CVSS 4.8) affecting sel-5030 acselerator quickset. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An Improper Handling of Unicode Encoding vulnerability in the Schweitzer Engineering Laboratories SEL-5030 acSELerator QuickSet Software could allow an attacker to embed instructions that could be executed by an authorized device operator. See Instruction Manual Appendix A and Appendix E dated 20230615 for more details. This issue affects SEL-5030 acSELerator QuickSet Software: through 7.1.3.0.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-176, CWE-755
Published	2023-08-31
Last modified	2026-06-17

Publisher (CNA): Schweitzer Engineering Laboratories, Inc. · Vendor: selinc

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-08-31 16:15 UTCPublished CVE record published
2026-06-17 05:56 UTCUpdated Record last modified

selinc sel-5030 acselerator quickset UPGRADE

Affected: <= 7.1.3.0

Fixed in: newer than 7.1.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy sel-5030-acselerator-quickset || rpm -q sel-5030-acselerator-quickset || sel-5030-acselerator-quickset --version

2. UPGRADE to newer than 7.1.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade sel-5030-acselerator-quickset

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade sel-5030-acselerator-quickset

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-31169?

sel-5030 acselerator quickset: upgrade to newer than 7.1.3.0. Exact commands for each OS are on this page.

Is CVE-2023-31169 being exploited?

CVE-2023-31169 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-31169 affect?

CVE-2023-31169 affects sel-5030 acselerator quickset. Severity is medium (CVSS 4.8). An Improper Handling of Unicode Encoding vulnerability in the Schweitzer Engineering Laboratories SEL-5030 acSELerator QuickSet Software could allow an attacker to embed instructions that could be executed by an authorized device operator.

How urgent is CVE-2023-31169?

Priority 26/100. No elevated risk signals yet.

Related CVEs

CVE-2023-31172 MEDIUM 5.9 UPGRADE An Incomplete Filtering of Special Elements vulnerability in the Schweitzer Engineering Laboratories SEL-5030
CVE-2023-31171 MEDIUM 5.9 UPGRADE An Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in the
CVE-2023-31170 MEDIUM 5.9 UPGRADE An Inclusion of Functionality from Untrusted Control Sphere vulnerability in the Schweitzer Engineering Labor
CVE-2023-31168 MEDIUM 5.5 UPGRADE An Inclusion of Functionality from Untrusted Control Sphere vulnerability in the Schweitzer Engineering Labor

References

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