# CVE-2022-46305: ChangingTec ServiSign - Path Traversal

> An unauthenticated LAN attacker can exploit a path traversal flaw to bypass authentication and read arbitrary system files.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 3 Jan 2023
- **Updated:** 10 Apr 2025
- **Also known as:** GHSA-jqp2-v6rv-vqfr

## What is CVE-2022-46305?

CVE-2022-46305 is a medium-severity path traversal vulnerability in ChangingTec ServiSign, published on 3 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

ChangingTec ServiSign component has a path traversal vulnerability. An unauthenticated LAN attacker can exploit this vulnerability to bypass authentication and access arbitrary system files.

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

## Which versions are affected by CVE-2022-46305?

It affects 1 product.


Products: Changingtec Servisign.

## How do I fix CVE-2022-46305?

No fix has been published for CVE-2022-46305 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-46305 being exploited?

There is no known exploitation of CVE-2022-46305 in the wild and no public exploit code.

## Other vulnerabilities in ChangingTec ServiSign

- [CVE-2022-46304](https://insights.sbomify.com/CVE-2022-46304/): ChangingTec ServiSign - Command Injection (high 8.8)
- [CVE-2022-46306](https://insights.sbomify.com/CVE-2022-46306/): ChangingTec ServiSign - Path Traversal (high 8.8)
- [CVE-2020-3925](https://insights.sbomify.com/CVE-2020-3925/): ServiSign Windows Versions- Remote Code Execution via LoadLibrary (high 8.3)
- [CVE-2020-3927](https://insights.sbomify.com/CVE-2020-3927/): ServiSign Windows Versions- Arbitrary File Deletion (high 8.3)
- [CVE-2020-3926](https://insights.sbomify.com/CVE-2020-3926/): ServiSign Windows Versions- Arbitrary File Access (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-46305 and fix it if it is affected.

What it is: CVE-2022-46305 is a medium-severity path traversal vulnerability in ChangingTec ServiSign, published on 3 Jan 2023. 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-2022-46305 in the wild and no public exploit code.

Affected product: ChangingTec ServiSign. 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-2022-46305/ (Markdown: https://insights.sbomify.com/CVE-2022-46305/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-46305
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-46305
- OSV: https://osv.dev/vulnerability/CVE-2022-46305

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-46305/
Summaries are generated and may contain mistakes; the official description above is the record.