CVE-2023-20943: Path Traversal
In clearApplicationUserData of ActivityManagerService.java, there is a possible way to remove system files due to a path traversal error. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
android/platform/frameworks/baseto a version that resolves this vulnerability.Fixed in 10:2023-02-01 - Upgrade
Upgrade
android/platform/frameworks/baseto a version that resolves this vulnerability.Fixed in 11:2023-02-01 - Upgrade
Upgrade
android/platform/frameworks/baseto a version that resolves this vulnerability.Fixed in 12:2023-02-01 - Upgrade
Upgrade
android/platform/frameworks/baseto a version that resolves this vulnerability.Fixed in 12L:2023-02-01 - Upgrade
Upgrade
android/platform/frameworks/baseto a version that resolves this vulnerability.Fixed in 13:2023-02-01
Event History
Frequently Asked Questions
What is the severity of CVE-2023-20943?
The severity of CVE-2023-20943 is not specified but it allows local escalation of privilege due to a path traversal error.
How can CVE-2023-20943 be exploited?
CVE-2023-20943 can be exploited through a path traversal error in the clearApplicationUserData function without requiring user interaction.
What are the affected Android versions for CVE-2023-20943?
CVE-2023-20943 affects Android versions 10.0, 11.0, 12.0, 12.1, and 13.0.
How do I fix CVE-2023-20943?
To fix CVE-2023-20943, users should update their Android devices to the latest security patch provided by Google.
What type of vulnerability is CVE-2023-20943?
CVE-2023-20943 is classified as a local escalation of privilege vulnerability due to a path traversal error.