CVE-2023-20918: XEE

Published Jul 1, 2023
·
Updated

In getPendingIntentLaunchFlags of ActivityOptions.java, there is a possible elevation of privilege due to a confused deputy with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected Software

10 affected componentsFixes available
Google Android=11.0
Google Android=12.0
Google Android=12.1
Google Android=13.0
Google Android
android/platform/frameworks/base>=13-next:0<13-next:2023-07-01
13-next:2023-07-01
android/platform/frameworks/base>=11:0<11:2023-07-01
11:2023-07-01
android/platform/frameworks/base>=12:0<12:2023-07-01
12:2023-07-01
android/platform/frameworks/base>=12L:0<12L:2023-07-01
12L:2023-07-01
android/platform/frameworks/base>=13:0<13:2023-07-01
13:2023-07-01

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 13-next:2023-07-01
  2. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 11:2023-07-01
  3. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 12:2023-07-01
  4. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 12L:2023-07-01
  5. Upgrade

    Upgrade android/platform/frameworks/base to a version that resolves this vulnerability.

    Fixed in 13:2023-07-01

Event History

Jul 1, 2023
Advisory Published
via OSV·12:00 AM
Data Sourced
via OSV·12:00 AM
DescriptionAffected Software
Jul 5, 2023
CVE Published
via Android·12:00 AM
Data Sourced
via Android·12:00 AM
SeverityWeaknessAffected Software
Jul 12, 2023
CVE Published
via MITRE·11:18 PM
Data Sourced
via MITRE·11:18 PM
DescriptionWeakness
Jul 13, 2023
Data Sourced
12:15 AM
Description
Oct 3, 2023
Exploit Published
via GitHub·11:21 AM

Frequently Asked Questions

1

What is the severity of CVE-2023-20918?

CVE-2023-20918 has a moderate severity level due to potential elevation of privilege.

2

How can I fix CVE-2023-20918?

To address CVE-2023-20918, users should apply the latest security updates provided by Google for affected Android versions.

3

What versions of Android are affected by CVE-2023-20918?

CVE-2023-20918 affects Android versions 11.0, 12.0, 12.1, and 13.0.

4

Does CVE-2023-20918 require user interaction to exploit?

No, CVE-2023-20918 can be exploited without any user interaction.

5

What is the nature of the vulnerability in CVE-2023-20918?

CVE-2023-20918 is characterized as a confused deputy vulnerability that allows elevation of privilege.

Contact

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