// For flags

CVE-2019-13322

Xiaomi Browser miui.share APK Download Remote Code Execution Vulnerability

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Xiaomi Browser Prior to 10.4.0. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the miui.share application. The issue results from the lack of proper validation of user-supplied data, which can result in an arbitrary application download. An attacker can leverage this vulnerability to execute code in the context of the user. Was ZDI-CAN-7483.

Esta vulnerabilidad permite a atacantes remotos ejecutar código arbitrario en instalaciones vulnerables de Xiaomi Browser versiones anteriores a 10.4.0. Es requerida una interacción del usuario para explotar esta vulnerabilidad, ya que el objetivo debe visitar una página maliciosa o abrir un archivo malicioso. El fallo específico se presenta en el manejo de la aplicación miui.share. El problema resulta de la falta de una comprobación apropiada de los datos suministrados por el usuario, lo que puede resultar en una descarga arbitraria de la aplicación. Un atacante puede aprovechar esta vulnerabilidad para ejecutar código en el contexto del usuario. Fue ZDI-CAN-7483.

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Xiaomi Mi6 Browser. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the handling of the miui.share application. The issue results from the lack of proper validation of user-supplied data, which can result in an arbitrary application download. An attacker can leverage this vulnerability to execute code in the context of the user.

*Credits: MWR Labs - Georgi Geshev and Robert Miller
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-07-05 CVE Reserved
  • 2019-07-12 CVE Published
  • 2024-08-04 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
  • CWE-356: Product UI does not Warn User of Unsafe Actions
CAPEC
References (1)
URL Tag Source
https://www.zerodayinitiative.com/advisories/ZDI-19-660 Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mi
Search vendor "Mi"
 Mi Browser
Search vendor "Mi" for product "Mi Browser"
 < 10.4.0
Search vendor "Mi" for product "Mi Browser" and version " < 10.4.0"
-
Affected