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Vulnerability Intelligence

CVE-2023-21102 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2023-21102

CVE-2023-21102

HIGH7.8

In __efi_rt_asm_wrapper of efi-rt-wrapper

Published May 15, 2023

Modified 12 months ago

Details

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

References

WEBhttps://source.android.com/security/bulletin/2023-05-01 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2023-21102

CVSS Analysis

CVSS v3.1

7.8

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

7.8/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedMay 15, 2023

ModifiedJan 24, 2025