CVE-2021-0956

In NfcTag::discoverTechnologies (activation) of NfcTag.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote escalation of privilege with no additionalSystem execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-189942532

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://source.android.com/security/bulletin/2021-12-01	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:google:android:11.0:::::::*
	cpe:2.3:o:google:android:12.0:::::::*

History

20 Dec 2021, 15:13

Type	Values Removed	Values Added
References	~~(MISC) https://source.android.com/security/bulletin/2021-12-01 -~~	(MISC) https://source.android.com/security/bulletin/2021-12-01 - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 10.0 v3 : 9.8
CWE		CWE-787
CPE		cpe:2.3:o:google:android:12.0:::::::* cpe:2.3:o:google:android:11.0:::::::*

15 Dec 2021, 19:20

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-12-15 19:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-0956

Mitre link : CVE-2021-0956

CVE.ORG link : CVE-2021-0956

JSON object : View

Products Affected

google

android

CWE

CWE-787

Out-of-bounds Write

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