Shelly TRV 20220811-152343 Firmware integrity check

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Shelly TRV 20220811-152343. Affected by this vulnerability is an unknown functionality of the component Firmware Handler. Performing a manipulation results in integrity check. This vulnerability is cataloged as CVE-2023-42143. There is no exploit available.

Detailsinfo

A vulnerability was found in Shelly TRV 20220811-152343. It has been classified as critical. This affects an unknown functionality of the component Firmware Handler. The manipulation with an unknown input leads to a integrity check vulnerability. CWE is classifying the issue as CWE-354. The product does not validate or incorrectly validates the integrity check values or "checksums" of a message. This may prevent it from detecting if the data has been modified or corrupted in transmission. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to create a backdoor by redirecting the device to an attacker-controlled machine which serves the manipulated firmware file. The device is updated with the manipulated firmware.

The weakness was shared 01/23/2024. The advisory is shared at kth.se. This vulnerability is uniquely identified as CVE-2023-42143 since 09/08/2023. Neither technical details nor an exploit are publicly available.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.7

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

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Integrity check
CWE: CWE-354 / 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

09/08/2023 🔍
01/23/2024 +137 days 🔍
01/23/2024 +0 days 🔍
02/17/2024 +25 days 🔍

Sourcesinfo

Advisory: kth.se
Status: Not defined

CVE: CVE-2023-42143 (🔍)
GCVE (CVE): GCVE-0-2023-42143
GCVE (VulDB): GCVE-100-251889

Entryinfo

Created: 01/23/2024 21:27
Updated: 02/17/2024 13:58
Changes: 01/23/2024 21:27 (37), 02/17/2024 13:58 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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