# CVE-2022-39061: ChangingTec MegaServiSignAdapter - Out-of-bounds Read

> An unauthenticated remote attacker can exploit an out-of-bounds read to access sensitive memory content and disrupt services.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 31 Jan 2023
- **Updated:** 27 Mar 2025
- **Also known as:** GHSA-9fxg-6wxj-2hrc

## What is CVE-2022-39061?

CVE-2022-39061 is a medium-severity vulnerability in ChangingTec MegaServiSignAdapter, published on 31 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

ChangingTech MegaServiSignAdapter component has a vulnerability of Out-of-bounds Read due to insufficient validation for parameter length. An unauthenticated remote attacker can exploit this vulnerability to access partial sensitive content in memory and disrupts partial services.

Weakness: CWE-125 (Out-of-bounds Read)

## Which versions are affected by CVE-2022-39061?

It affects 1 product.


Products: Changingtec Megaservisignadapter.

## How do I fix CVE-2022-39061?

No fix has been published for CVE-2022-39061 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-39061 being exploited?

There is no known exploitation of CVE-2022-39061 in the wild and no public exploit code.

## Other vulnerabilities in ChangingTec MegaServiSignAdapter

- [CVE-2022-39060](https://insights.sbomify.com/CVE-2022-39060/): ChangingTec MegaServiSignAdapter - Improper Input Validation (critical 9.8)
- [CVE-2022-39059](https://insights.sbomify.com/CVE-2022-39059/): ChangingTec MegaServiSignAdapter - Path Traversal (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-39061 and fix it if it is affected.

What it is: CVE-2022-39061 is a medium-severity vulnerability in ChangingTec MegaServiSignAdapter, published on 31 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-39061 in the wild and no public exploit code.

Affected product: ChangingTec MegaServiSignAdapter. 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-2022-39061/ (Markdown: https://insights.sbomify.com/CVE-2022-39061/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-39061
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-39061
- OSV: https://osv.dev/vulnerability/CVE-2022-39061

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-39061/
Summaries are generated and may contain mistakes; the official description above is the record.