# CVE-2024-5434: Weak Encoding for Password vulnerability in Campbell Scientific CSI Web Server and RTMC

> Attackers with local file access can decode weakly encoded passwords to gain unauthorized access to the Campbell Scientific CSI Web Server.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 28 May 2024
- **Updated:** 1 Aug 2024

## What is CVE-2024-5434?

CVE-2024-5434 is a medium-severity vulnerability in Campbell Scientific CSI Web Server and RTMC, published on 28 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

The Campbell Scientific CSI Web Server stores web authentication credentials in a file with a specific file name. Passwords within that file are stored in a weakly encoded format. There is no known way to remotely access the file unless it has been manually renamed. However, if an attacker were to gain access to the file, passwords could be decoded and reused to gain access.

Weakness: CWE-261 (Weak Encoding for Password)

## Which versions are affected by CVE-2024-5434?


## How do I fix CVE-2024-5434?

No fix has been published for CVE-2024-5434 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-5434 being exploited?

There is no known exploitation of CVE-2024-5434 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-5434 and fix it if it is affected.

What it is: CVE-2024-5434 is a medium-severity vulnerability in Campbell Scientific CSI Web Server and RTMC, published on 28 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-5434 in the wild and no public exploit code.

Affected product: Campbell Scientific CSI Web Server and RTMC. 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-2024-5434/ (Markdown: https://insights.sbomify.com/CVE-2024-5434/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-5434
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-5434
- OSV: https://osv.dev/vulnerability/CVE-2024-5434

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-5434/
Summaries are generated and may contain mistakes; the official description above is the record.