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CVE-2023-33768

MediumPublished

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...

Published: Jul 13, 2023
Updated: Oct 30, 2024
Assigning CNA: mitre
Evidence observed: Aug 4, 2026

Primary CVSS

6.5/ 10Medium

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS probability estimate

1.1%

Low · next 30 days

Percentile: 63.7%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

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.

Sources

CVE-2023-33768Exploit
DoS against Belkin smart plugs via crafted firmware injection
CVE-2023-33768Exploit
DoS against Belkin smart plugs via crafted firmware injection

Responsible use

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