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Miui Firmware CVE-2020-9531

HIGH
2020-03-06 cve@mitre.org
7.3
CVSS 3.1 · NVD
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Vulnerability Assessment

Impact

CVSS score of 7.3 (HIGH). Attack characteristics: adjacent network attack vector, low complexity, no privileges required, user interaction required.

Exploit ScenarioDerived

Successful exploitation could compromise the high-severity affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 1.3% exploitation probability (EPSS)

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AnalysisAI

An issue was discovered on Xiaomi MIUI V11.0.5.0.QFAEUXM devices. Rated high severity (CVSS 7.3), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Technical ContextAI · show details

An issue was discovered on Xiaomi MIUI V11.0.5.0.QFAEUXM devices. In the Web resources of GetApps(com.xiaomi.mipicks), the parameters passed in are read and executed. After reading the resource files, relevant components open the link of the incoming URL. Although the URL is safe and can pass security detection, the data carried in the parameters are loaded and executed. An attacker can use NFC tools to get close enough to a user's unlocked phone to cause apps to be installed and information to be leaked. This is fixed on version: 2001122. Affected products include: Mi Miui Firmware.

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Severity by source

NVD PRIMARY 7.3 HIGH
AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

DescriptionNVD

An issue was discovered on Xiaomi MIUI V11.0.5.0.QFAEUXM devices. In the Web resources of GetApps(com.xiaomi.mipicks), the parameters passed in are read and executed. After reading the resource files, relevant components open the link of the incoming URL. Although the URL is safe and can pass security detection, the data carried in the parameters are loaded and executed. An attacker can use NFC tools to get close enough to a user's unlocked phone to cause apps to be installed and information to be leaked. This is fixed on version: 2001122.

Threat Intelligence Overview

EPSS Score
1.3%
Top 33% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 1.3%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Controlled
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

37
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +36
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:o:mi:miui_firmware:11.0.5.0.qfaeuxm:*:*:*:*:*:*:*

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