# CVE-2013-10036: Beetel Connection Manager NetConfig.ini Stack-Based Buffer Overflow

> A stack-based buffer overflow in Beetel Connection Manager allows arbitrary code execution via a crafted NetConfig.ini file.

- **Severity:** High 8.4 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 31 Jul 2025
- **Updated:** 15 Jul 2026
- **Also known as:** GHSA-4ww9-x4qj-x6qm

## What is CVE-2013-10036?

CVE-2013-10036 is a high-severity memory corruption vulnerability in Beetel Teletech Ltd. Connection Manager, published on 31 Jul 2025. 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

A stack-based buffer overflow vulnerability exists in Beetel Connection Manager version PCW_BTLINDV1.0.0B04 when parsing the UserName parameter in the NetConfig.ini configuration file. A crafted .ini file containing an overly long UserName value can overwrite the Structured Exception Handler (SEH), leading to arbitrary code execution when the application processes the file.

Weakness: CWE-121 (Stack-based Buffer Overflow)

## Which versions are affected by CVE-2013-10036?


## How do I fix CVE-2013-10036?

No fix has been published for CVE-2013-10036 yet. Limit exposure of the affected software until one is available.

## Is CVE-2013-10036 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2013-10036 exists.

Public exploit code:

- Beetel Connection Manager NetConfig.ini Buffer Overflow (metasploit)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2013-10036 and fix it if it is affected.

What it is: CVE-2013-10036 is a high-severity memory corruption vulnerability in Beetel Teletech Ltd. Connection Manager, published on 31 Jul 2025. 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: It is not confirmed as exploited in the wild, but public exploit code for CVE-2013-10036 exists.

Affected product: Beetel Teletech Ltd. Connection Manager. 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-2013-10036/ (Markdown: https://insights.sbomify.com/CVE-2013-10036/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2013-10036
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2013-10036
- OSV: https://osv.dev/vulnerability/CVE-2013-10036

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From sbomify Insights: https://insights.sbomify.com/CVE-2013-10036/
Summaries are generated and may contain mistakes; the official description above is the record.