CVE-2021-25339

Improper address validation in HArx in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows an attacker, given a compromised kernel, to corrupt EL2 memory.

CVSS v3 5.2 MEDIUM
CVSS v2.0 2.1 LOW

5.2^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.9 / Impact : 4.2

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact LOW

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://security.samsungmobile.com	Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

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

cpe:2.3:h:samsung:exynos_9830:-:*:*:*:*:*:*:*

History

11 Mar 2021, 17:48

Type	Values Removed	Values Added
CWE		CWE-20
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 2.1 v3 : 5.2
CPE		cpe:2.3:h:samsung:exynos_9830:-:::::::* cpe:2.3:o:google:android:10.0:::::::* cpe:2.3:o:google:android:11.0:::::::*
References	~~(MISC) https://security.samsungmobile.com -~~	(MISC) https://security.samsungmobile.com - Vendor Advisory
References	~~(CONFIRM) https://security.samsungmobile.com/securityUpdate.smsb -~~	(CONFIRM) https://security.samsungmobile.com/securityUpdate.smsb - Vendor Advisory

04 Mar 2021, 21:31

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-03-04 21:15

Updated : 2023-12-10 13:41

NVD link : CVE-2021-25339

Mitre link : CVE-2021-25339

CVE.ORG link : CVE-2021-25339

JSON object : View

Products Affected

samsung

exynos_9830

google

android

CWE

CWE-20

Improper Input Validation

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