Vulnerability Details : CVE-2020-8994
An issue was discovered on XIAOMI AI speaker MDZ-25-DT 1.34.36, and 1.40.14. Attackers can get root shell by accessing the UART interface and then they can read Wi-Fi SSID or password, read the dialogue text files between users and XIAOMI AI speaker, use Text-To-Speech tools pretend XIAOMI speakers' voice achieve social engineering attacks, eavesdrop on users and record what XIAOMI AI speaker hears, delete the entire XIAOMI AI speaker system, modify system files, stop voice assistant service, start the XIAOMI AI speaker’s SSH service as a backdoor
Vulnerability category: BypassGain privilege
Products affected by CVE-2020-8994
- cpe:2.3:o:mi:mdz-25-dt_firmware:1.34.36:*:*:*:*:*:*:*
- cpe:2.3:o:mi:mdz-25-dt_firmware:1.40.14:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8994
0.35%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8994
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
6.8
|
MEDIUM | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
0.9
|
5.9
|
NIST |
CWE ids for CVE-2020-8994
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-8994
-
https://www.usenix.org/sites/default/files/soups2018posters-lau.pdf
Technical Description;Third Party Advisory
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https://youtu.be/yCadG38yZW8
CVE-2020-8994 POC social engineering attacks - YouTubeExploit;Third Party Advisory
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https://github.com/Jian-Xian/CVE-POC/blob/master/CVE-2020-8994.md
CVE-POC/CVE-2020-8994.md at master · Jian-Xian/CVE-POC · GitHubExploit;Third Party Advisory
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