CVE-2021-0933

Severity Score

8.0

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In onCreate of CompanionDeviceActivity.java or DeviceChooserActivity.java, there is a possible way for HTML tags to interfere with a consent dialog due to improper input validation. This could lead to remote escalation of privilege, confusing the user into accepting pairing of a malicious Bluetooth device, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-172251622

En la función onCreate del archivo CompanionDeviceActivity.java o DeviceChooserActivity.java, es posible que las etiquetas HTML interfieran con un diálogo de consentimiento debido a una comprobación de entrada inapropiada. Esto podría conllevar a una escalada remota de privilegios, confundiendo al usuario para que acepte el emparejamiento de un dispositivo Bluetooth malicioso, sin ser necesarios privilegios de ejecución adicionales. Es requerida una interacción del usuario para su explotación. Producto: Android. Versiones: Android-10 Android-11 Android-12 Android-9. ID de Android: A-172251622

*Credits: N/A

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-11-06 CVE Reserved
2021-12-15 CVE Published
2024-08-03 CVE Updated
2024-08-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation
CWE-116: Improper Encoding or Escaping of Output

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://source.android.com/security/bulletin/2021-11-01	2023-08-08

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Google Search vendor "Google"		Android Search vendor "Google" for product "Android"				9.0 Search vendor "Google" for product "Android" and version "9.0"		-		Affected
Google Search vendor "Google"		Android Search vendor "Google" for product "Android"				10.0 Search vendor "Google" for product "Android" and version "10.0"		-		Affected
Google Search vendor "Google"		Android Search vendor "Google" for product "Android"				11.0 Search vendor "Google" for product "Android" and version "11.0"		-		Affected
Google Search vendor "Google"		Android Search vendor "Google" for product "Android"				12.0 Search vendor "Google" for product "Android" and version "12.0"		-		Affected