Vulnerability identifier: #VU46723

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-14096

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Xiaomi AI speaker
Client/Desktop applications / Other client software

Vendor: Xiaomi

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when the speaker verifying a malicious firmware during OTA process. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Xiaomi AI speaker: All versions

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External links
http://privacy.mi.com/trust#/security/vulnerability-management/vulnerability-announcement/detail?id=19&locale=en

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.