CVE-2018-20523

Stock Browser vulnerability

CVSS

5.3

EPSS

10.0%

EPSS pct

95th

Exploited

No known

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.

Affected vendor

Affected product

Stock Browser

CVSS vector

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

Weakness type (CWE)

CWE-77 — Command Injection

Published

2019-06-07

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to low impact to confidentiality.

Its EPSS score of 10.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2018-20523

Confirm whether Mi Stock Browser is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2018-20523.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-20523

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-20523 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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