# CVE-2023-31167: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

> An attacker can exploit a path traversal vulnerability in SEL acSELerator Bay Screen Builder to access or modify files outside the restricted directory.

- **Severity:** Medium 5.0 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 31 Aug 2023
- **Updated:** 27 Sep 2024
- **Also known as:** GHSA-g7c3-pp5r-m3v8

## What is CVE-2023-31167?

CVE-2023-31167 is a medium-severity path traversal vulnerability in Schweitzer Engineering Laboratories SEL-5036 acSELerator Bay Screen Builder Software, published on 31 Aug 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Schweitzer Engineering Laboratories SEL-5036 acSELerator Bay Screen Builder Software on Windows allows Relative Path Traversal.

SEL acSELerator Bay Screen Builder software is distributed by SEL-5033 SEL acSELerator RTAC, SEL-5030 Quickset, and SEL Compass. CVE-2023-31167 and was patched in the acSELerator Bay Screen Builder release available on 20230602. Please contact SEL for additional details.

This issue affects SEL-5036 acSELerator Bay Screen Builder Software: before 1.0.49152.778.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2023-31167?

It affects 1 product.


Products: Selinc Sel-5036 Acselerator Bay Screen Builder.

## How do I fix CVE-2023-31167?

No fix has been published for CVE-2023-31167 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-31167 being exploited?

There is no known exploitation of CVE-2023-31167 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-31167 and fix it if it is affected.

What it is: CVE-2023-31167 is a medium-severity path traversal vulnerability in Schweitzer Engineering Laboratories SEL-5036 acSELerator Bay Screen Builder Software, published on 31 Aug 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2023-31167 in the wild and no public exploit code.

Affected product: Schweitzer Engineering Laboratories SEL-5036 acSELerator Bay Screen Builder Software. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2023-31167/ (Markdown: https://insights.sbomify.com/CVE-2023-31167/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-31167
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-31167
- OSV: https://osv.dev/vulnerability/CVE-2023-31167

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-31167/
Summaries are generated and may contain mistakes; the official description above is the record.