CVE-2018-20523

Name: CVE-2018-20523
Creator: NVD / NIST
Published: 2019-06-07T16:29:00.44+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 10.01%

Last modified Jun 17, 2026

CVE-2018-20523 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Xiaomi Stock Browser 10.2.4.g on Xiaomi Redmi Note 5 Pro devices and other Redmi Android phones allows content provider injection. In other words, a third-party application can read the user's cleartext browser history via an app.provider.query content://com.android.browser.searchhistory/searchhistory request.. EPSS estimates a 10.01% chance of exploitation in the next 30 days.

Description

Xiaomi Stock Browser 10.2.4.g on Xiaomi Redmi Note 5 Pro devices and other Redmi Android phones allows content provider injection. In other words, a third-party application can read the user's cleartext browser history via an app.provider.query content://com.android.browser.searchhistory/searchhistory request.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

10.01%

95.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-77

Affected Software

Vendor	Product	Versions
Mi	Stock Browser	10.2.4g
Mi	Redmi 7 Firmware	All versions
Mi	Redmi Note 7 Firmware	All versions
Mi	Redmi Note 6 Pro Firmware	All versions
Mi	Redmi 6 Firmware	All versions
Mi	Redmi 6a Firmware	All versions
Mi	Redmi S2 Firmware	All versions
Mi	Redmi Note 5 Pro Firmware	All versions
Mi	Redmi K20 Pro Firmware	All versions
Mi	Redmi K20 Firmware	All versions
Mi	Redmi 7a Firmware	All versions
Mi	Redmi Go Firmware	All versions
Mi	Redmi Note 5 Firmware	All versions
Mi	Redmi Y3 Firmware	All versions
Mi	Redmi Note 7s Firmware	All versions
Mi	Redmi 4a Firmware	All versions
Mi	Redmi Note 4 Firmware	All versions
Mi	Redmi 5 Plus Firmware	All versions
Mi	Redmi Note 5a Prime Firmware	All versions

References

http://packetstormsecurity.com/files/163796/Xiaomi-10.2.4.g-Information-Disclosure.htmlExploit, Third Party Advisory, VDB Entry
https://sec.xiaomi.comBroken Link, Vendor Advisory
https://vishwarajbhattrai.wordpress.com/2019/03/22/content-provider-injection-in-xiaomi-stock-browserExploit, Third Party Advisory
http://packetstormsecurity.com/files/163796/Xiaomi-10.2.4.g-Information-Disclosure.htmlExploit, Third Party Advisory, VDB Entry
https://sec.xiaomi.comBroken Link, Vendor Advisory
https://vishwarajbhattrai.wordpress.com/2019/03/22/content-provider-injection-in-xiaomi-stock-browserExploit, Third Party Advisory

Timeline

Published: Jun 7, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-20523?

How severe is CVE-2018-20523?

CVE-2018-20523 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 10.01% probability of exploitation in the next 30 days.

How do I fix CVE-2018-20523?

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-2018-20523?

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

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Source: NVD / NIST