CVE-2022-20226: SF Security Vulnerability, Privilege Escalation through transaction merging
Summary
CVE-2022-20226: In finishDrawingWindow of WindowManagerService.java, there is a possible tapjacking due to improper input validation. Affects platform/frameworks/base across 2 version ranges.
>= 12:0, < 12:2022-07-01
>= 12L:0, < 12L:2022-07-01
Fixed in 12:2022-07-01. How to fix ↓
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Background
The package under scrutiny is platform/frameworks/base in the Android ecosystem. It is responsible for providing the fundamental building blocks and essential functionalities for the Android operating system. This package includes various components such as the WindowManagerService, which manages the windows and user interfaces. The vulnerability affects versions 12 and 12L of the package.
Vulnerability Detail
The vulnerability, identified as CVE-2022-20226, resides in the finishDrawingWindow function of WindowManagerService.java. It is categorized as a tapjacking vulnerability caused by improper input validation. An attacker can exploit this vulnerability by tricking a user into interacting with a malicious window, leading to local privilege escalation. The attacker would require user execution privileges to successfully exploit the vulnerability. This vulnerability has a high severity rating and was published on July 1, 2022.
How To Fix
Minimum fixed version
12:2022-07-01
This is the first release that contains the fix.
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Workaround
No specific workaround has been mentioned for this vulnerability.
Conclusion
In conclusion, the SF Security Vulnerability (CVE-2022-20226) in the platform/frameworks/base package of the Android ecosystem allows for privilege escalation through transaction merging. It is crucial to update the affected package to the fixed version to mitigate the risk of exploitation. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
This vulnerability can lead to local privilege escalation, allowing an attacker to gain elevated privileges on the affected Android device.
Versions 12 and 12L of the platform/frameworks/base package in the Android ecosystem are affected by this vulnerability.
Yes, user interaction is needed for the successful exploitation of this vulnerability.
This vulnerability has a high severity rating.
This vulnerability was published on July 1, 2022.
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