Yeelight Smart AI Speaker 3.3.10_0074 UART Interface privilege escalation

A vulnerability has been found in Yeelight Smart AI Speaker 3.3.10_0074 (Artificial Intelligence Software) and classified as critical. This vulnerability affects a functionality of the component UART Interface. The manipulation with an unknown input leads to a privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-269. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 05/16/2019. This vulnerability was named CVE-2018-20007 since 12/10/2018. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/17/2019).

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

Vendor

• Yeelight

Name

• Smart AI Speaker

• ?

• ?

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.6
VulDB Temp Score: 6.6
VulDB Vector: ?
VulDB Reliability: ?

VulDB Base Score: ?
VulDB Temp Score: ?
VulDB Reliability: ?
Class: Privilege escalation (CWE-269)
Local: Yes
Remote: No

Availability: ?
Status: Not defined

Price Prediction: ?
Current Price Estimation: ?

Threat Intelligenceinfoedit

Threat: ?
Adversaries: ?
Geopolitics: ?
Economy: ?
Predictions: ?
Remediation: ?Recommended: no mitigation known
0-Day Time: ?12/10/2018 CVE assigned
05/16/2019 +157 days Advisory disclosed
05/17/2019 +1 days VulDB entry created
05/17/2019 +0 days VulDB last updateCVE: CVE-2018-20007 (?)Created: 05/17/2019 07:18 AM
Complete: ?

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