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CVE-2023-21257

In updateSettingsInternalLI of InstallPackageHelper.java, there is a possible way to sideload an...

7.8 HighFix available

In updateSettingsInternalLI of InstallPackageHelper.java, there is a possible way to sideload an app in the work profile due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.09%Unchanged since Jul 14, 2023
90%50%10%1%

What each source reports

NVD Score used 7.8

In updateSettingsInternalLI of InstallPackageHelper.java, there is a possible way to sideload an app in the work profile due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Record
CVE-2023-21257
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-862
Updated
2026-11-02
CVE List No score

In updateSettingsInternalLI of InstallPackageHelper.java, there is a possible way to sideload an app in the work profile due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Record
CVE-2023-21257
Updated
2026-11-02
EUVDEUVD-2023-25425 0.0

In updateSettingsInternalLI of InstallPackageHelper.java, there is a possible way to sideload an app in the work profile due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Record
EUVD-2023-25425
CVSS
0.0 NoneCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-w254-3cgp-h5hf 7.8

In updateSettingsInternalLI of InstallPackageHelper.java, there is a possible way to sideload an...

In updateSettingsInternalLI of InstallPackageHelper.java, there is a possible way to sideload an app in the work profile due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Record
GHSA-w254-3cgp-h5hf
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-862
Updated
2026-11-02
OSVASB-A-257443065 No score

In updateSettingsInternalLI of InstallPackageHelper.java, there is a possible way to sideload an app in the work profile due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Record
ASB-A-257443065
Updated
2026-11-10

Affected products

Affected packages

Affected packages
PackageAffectedFixed
platform/frameworks/base
Android
13-next:0 up to 13-next:2023-07-01, plus listed versions
13-next
13-next:2023-07-01
platform/frameworks/base
Android
13:0 up to 13:2023-07-01, plus listed versions
13
13:2023-07-01

History

History
RecordedChangedSources
factsOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-21257 is a high vulnerability (CVSS 7.8) in Google Android, published July 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.09%, the 0th percentile. Fixed in platform/frameworks/base 13-next:2023-07-01.

References

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