CVE-2023-40095 : What You Need to Know
Learn about CVE-2023-40095 affecting Google's Android OS, allowing local privilege escalation without user interaction. Find mitigation steps and affected versions here.
A detailed overview of CVE-2023-40095 highlighting the vulnerability, impact, technical details, and mitigation steps.
Understanding CVE-2023-40095
Explore the specifics of the CVE-2023-40095 vulnerability affecting Google's Android operating system.
What is CVE-2023-40095?
The CVE-2023-40095 vulnerability is identified in createDontSendToRestrictedAppsBundle of PendingIntentUtils.java within the Android system. It poses a risk of potential background activity launch, leading to local privilege escalation without the need for additional execution privileges or user interaction.
The Impact of CVE-2023-40095
The vulnerability could be exploited by malicious actors to locally elevate privileges, compromising the security and integrity of affected Android devices running versions 11, 12, 12L, 13, and 14.
Technical Details of CVE-2023-40095
Delve into the specifics of the vulnerability, affected systems, and the exploitation mechanism.
Vulnerability Description
The flaw in PendingIntentUtils.java may allow threat actors to trigger background activities, exploiting the missing check for local privilege escalation.
Affected Systems and Versions
Google's Android versions 11, 12, 12L, 13, and 14 are impacted by this vulnerability, potentially exposing devices to exploitation.
Exploitation Mechanism
By manipulating the createDontSendToRestrictedAppsBundle function, attackers can launch background activities, facilitating the escalation of privileges without the need for user interaction.
Mitigation and Prevention
Understand the necessary steps to mitigate the risks associated with CVE-2023-40095 and secure Android devices.
Immediate Steps to Take
Users are advised to apply security patches from Google to address the vulnerability promptly. Additionally, monitoring for any unusual background activity can help detect exploitation attempts.
Long-Term Security Practices
Implementing robust security measures, such as regular updates, restricting app permissions, and employing security solutions, can enhance the overall security posture of Android devices.
Patching and Updates
Regularly check for security updates from Google and ensure timely installation to safeguard against known vulnerabilities like CVE-2023-40095.