CVE-2023-21116

2023-05-1522:15:12

[email protected]

web.nvd.nist.gov

installpackagehelper.java

logic error

local privilege escalation

android-11

android-12

android-12l

android-13

a-256202273

CVSS3

6.7

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

Percentile

5.1%

JSON

In verifyReplacingVersionCode of InstallPackageHelper.java, there is a possible way to downgrade system apps below system image version due to a logic error in the code. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-256202273

Affected configurations

Nvd

Node

googleandroidMatch11.0

googleandroidMatch12.0

googleandroidMatch12.1

googleandroidMatch13.0

VendorProductVersionCPE
googleandroid11.0cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
googleandroid12.0cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
googleandroid12.1cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*
googleandroid13.0cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
google	android	11.0	cpe:2.3:o:google:android:11.0:::::::*
google	android	12.0	cpe:2.3:o:google:android:12.0:::::::*
google	android	12.1	cpe:2.3:o:google:android:12.1:::::::*
google	android	13.0	cpe:2.3:o:google:android:13.0:::::::*