CVE-2023-31169 Improper Handling of Unicode Encoding

Medium 4.8 Published Updated

An attacker can embed malicious instructions in Unicode encoding to execute code when an authorized operator interacts with the software.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-31169?

CVE-2023-31169 is a medium-severity code injection vulnerability in Schweitzer Engineering Laboratories SEL-5030 acSELerator QuickSet Software, published on 31 Aug 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-755, CWE-176

Which versions are affected by CVE-2023-31169?

It affects 1 product.

Products include Selinc Sel-5030 Acselerator Quickset.

How do I fix CVE-2023-31169?

No fix has been published for CVE-2023-31169 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2023-31169 being exploited?

There is no known exploitation of CVE-2023-31169 in the wild and no public exploit code.

Sources

Also known as GHSA-gpxj-9prg-35ww.

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