Belkin Wemo Smart Plug WSP080 1.2 Firmware File signature verification

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Belkin Wemo Smart Plug WSP080 1.2. Affected by this vulnerability is an unknown functionality of the component Firmware File Handler. The manipulation leads to signature verification. This vulnerability is uniquely identified as CVE-2023-33768. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Belkin Wemo Smart Plug WSP080 1.2. This issue affects some unknown functionality of the component Firmware File Handler. The manipulation with an unknown input leads to a signature verification vulnerability. Using CWE to declare the problem leads to CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was disclosed 07/13/2023. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2023-33768 since 05/22/2023. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-37920). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

VulDB Base Score: 8.0
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/22/2023 🔍
07/13/2023 +52 days 🔍
07/13/2023 +0 days 🔍
01/06/2026 +908 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2023-33768 (🔍)
GCVE (CVE): GCVE-0-2023-33768
GCVE (VulDB): GCVE-100-234047
EUVD: 🔍

Entryinfo

Created: 07/13/2023 18:36
Updated: 01/06/2026 15:29
Changes: 07/13/2023 18:36 (37), 08/05/2023 11:28 (11), 01/06/2026 15:29 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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