PT-2019-9964 · Yeelight · Yeelight Smart Ai Speaker

Published 2019-05-16 · Updated 2019-10-03 · CVE-2018-20007

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Yeelight Smart AI Speaker version 3.3.10 0074

Description The issue allows physical attackers to exploit improper access control over the UART interface, gaining a root shell. This access enables the exfiltration of audio data, reading of cleartext Wi-Fi credentials from a log file, and accessing other sensitive device and user information.

Recommendations For Yeelight Smart AI Speaker version 3.3.10 0074, consider restricting physical access to the device until a fix is available, as a temporary workaround to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Incorrect Permission

Weakness Enumeration

CWE-732

Related Identifiers

CVE-2018-20007

Affected Products

Yeelight Smart Ai Speaker

References · 4

• 🔥 https://payatu.com/yeelight-smart-ai-speaker-responsible-disclosure · Exploit
• https://osv.dev/vulnerability/CVE-2018-20007 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-20007 · Security Note
• https://forum.yeelight.com · Vendor Advisory