CVE-2021-25477

An improper error handling in Mediatek RRC Protocol stack prior to SMR Oct-2021 Release 1 allows modem crash and remote denial of service.

CVSS v3 4.9 MEDIUM
CVSS v2.0 4.0 MEDIUM

4.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:o:google:android:9.0:::::::*
	cpe:2.3:o:google:android:10.0:::::::*
	cpe:2.3:o:google:android:11.0:::::::*

OR	cpe:2.3:h:mediatek:mt6762:-:::::::*
	cpe:2.3:h:mediatek:mt6765:-:::::::*
	cpe:2.3:h:mediatek:mt6853:-:::::::*

History

13 Oct 2021, 18:07

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 4.0 v3 : 4.9
CPE		cpe:2.3:h:mediatek:mt6765:-:::::::* cpe:2.3:o:google:android:11.0:::::::* cpe:2.3:h:mediatek:mt6762:-:::::::* cpe:2.3:o:google:android:9.0:::::::* cpe:2.3:h:mediatek:mt6853:-:::::::* cpe:2.3:o:google:android:10.0:::::::*
CWE		CWE-415
References	~~(MISC) https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10 -~~	(MISC) https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10 - Vendor Advisory

06 Oct 2021, 18:39

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-10-06 18:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-25477

Mitre link : CVE-2021-25477

CVE.ORG link : CVE-2021-25477

JSON object : View

Products Affected

mediatek

mt6762
mt6853
mt6765

google

android

CWE

CWE-415

Double Free

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