CVE-2023-21102

In __efi_rt_asm_wrapper of efi-rt-wrapper.S, there is a possible bypass of shadow stack protection due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-260821414References: Upstream kernel

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://source.android.com/security/bulletin/2023-05-01	Exploit Vendor Advisory
https://source.android.com/security/bulletin/2023-05-01	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:google:android:-:*:*:*:*:*:*:*

History

24 Jan 2025, 18:15

Type	Values Removed	Values Added
CWE		CWE-754

21 Nov 2024, 07:42

Type	Values Removed	Values Added
References	~~() https://source.android.com/security/bulletin/2023-05-01 - Exploit, Vendor Advisory~~	() https://source.android.com/security/bulletin/2023-05-01 - Exploit, Vendor Advisory

24 May 2023, 00:15

Type	Values Removed	Values Added
CPE		cpe:2.3:o:google:android:-:::::::*
References	~~(MISC) https://source.android.com/security/bulletin/2023-05-01 -~~	(MISC) https://source.android.com/security/bulletin/2023-05-01 - Exploit, Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.8
CWE		NVD-CWE-noinfo

15 May 2023, 22:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-05-15 22:15

Updated : 2025-01-24 18:15

NVD link : CVE-2023-21102

Mitre link : CVE-2023-21102

CVE.ORG link : CVE-2023-21102

JSON object : View

Products Affected

google

android

CWE

NVD-CWE-noinfo CWE-754

Improper Check for Unusual or Exceptional Conditions

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