CVE-2021-25518

An improper boundary check in secure_log of LDFW and BL31 prior to SMR Dec-2021 Release 1 allows arbitrary memory write and code execution.

CVSS v3 6.7 MEDIUM
CVSS v2.0 4.6 MEDIUM

6.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=12	Vendor Advisory

Configurations

Configuration 1 (hide)

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:::::::*

History

13 Dec 2021, 19:14

Type	Values Removed	Values Added
CPE		cpe:2.3:o:google:android:11.0:::::::* cpe:2.3:o:google:android:9.0:::::::* cpe:2.3:o:google:android:10.0:::::::*
CWE		CWE-119
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 4.6 v3 : 6.7
References	~~(MISC) https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=12 -~~	(MISC) https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=12 - Vendor Advisory

08 Dec 2021, 15:27

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-12-08 15:15

Updated : 2024-02-04 22:08

NVD link : CVE-2021-25518

Mitre link : CVE-2021-25518

CVE.ORG link : CVE-2021-25518

JSON object : View

Products Affected

google

android

CWE

CWE-787

Out-of-bounds Write

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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