CVE-2020-14120

Name: CVE-2020-14120
Creator: NVD / NIST
Published: 2022-04-21T18:15:08.57+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2020-14120 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Some Xiaomi models have a vulnerability in a certain application. The vulnerability is caused by the lack of checksum when using a three-party application to pass in parameters, and attackers can induce users to install a malicious app and use the vulnerability to achieve elevated privileges, making the normal services of the system affected.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

Some Xiaomi models have a vulnerability in a certain application. The vulnerability is caused by the lack of checksum when using a three-party application to pass in parameters, and attackers can induce users to install a malicious app and use the vulnerability to achieve elevated privileges, making the normal services of the system affected.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.39%

30.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-354

Affected Software

Vendor	Product	Versions
Mi	Miui	12.5

References

https://trust.mi.com/zh-CN/misrc/bulletins/advisory?cveId=145Vendor Advisory
https://trust.mi.com/zh-CN/misrc/bulletins/advisory?cveId=145Vendor Advisory

Timeline

Published: Apr 21, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14120?

How severe is CVE-2020-14120?

CVE-2020-14120 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14120?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-14120?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST