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TI-2023-16681 Aliases CVE-2023-33768GHSA-8c5w-9g3p-g72c

Incorrect signature verification of the firmware during the Device Firmware Update…

Priority MEDIUM 62CWE-347Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-347.

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01097 65th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:belkin:wemo_smart_plug_wsp080_firmware:1.2:*:*:*:*:*:*:*1.2VulnerableBelkin
cpe:2.3:h:belkin:wemo_smart_plug_wsp080:-:*:*:*:*:*:*:*not specified by NVDRunning onBelkin
  • cpe:2.3:o:belkin:wemo_smart_plug_wsp080_firmware:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·Belkin
  • cpe:2.3:h:belkin:wemo_smart_plug_wsp080:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Belkin

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-33768
  2. 2026-10-03 Alias added: GHSA-8c5w-9g3p-g72c

References

Exploit 1

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences