CVE-2021-0968

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In osi_malloc and osi_calloc of allocator.cc, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-197868577

En las funciones osi_malloc y osi_calloc del archivo allocator.cc, se presenta una posible escritura fuera de límites debido a un desbordamiento de enteros. Esto podría conllevar a una ejecución de código remota sin ser necesarios privilegios de ejecución adicionales. No es requerida una interacción del usuario para su explotación. Producto: Android. Versiones: Android-10 Android-11 Android-12 Android-9. ID de Android: A-197868577

*Credits: N/A

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

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

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-190: Integer Overflow or Wraparound

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://source.android.com/security/bulletin/2021-12-01	2021-12-17

URL	Date	SRC

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