CVE-2023-21374 : Exploit Details and Defense Strategies

This CVE record was published on October 30, 2023, by Google Android, highlighting a vulnerability related to System UI in Android version 14. The vulnerability could enable a factory reset protection bypass, potentially leading to a local escalation of privilege without requiring additional execution privileges.

Understanding CVE-2023-21374

This section delves into the specifics of CVE-2023-21374, shedding light on the nature of the vulnerability and its potential impact.

What is CVE-2023-21374?

CVE-2023-21374 involves a logic error in the code of System UI, which could be exploited to bypass the factory reset protection. This loophole creates a scenario where local escalation of privilege is possible, without the need for any additional execution privileges, and without user interaction.

The Impact of CVE-2023-21374

The impact of CVE-2023-21374 lies in the potential for threat actors to bypass factory reset protection mechanisms, leading to an escalation of privilege on the affected system. This could result in unauthorized access or control over the device, posing a significant security risk to users.

Technical Details of CVE-2023-21374

Understanding the technical aspects of CVE-2023-21374 is crucial for implementing appropriate mitigation and prevention strategies.

Vulnerability Description

The vulnerability in System UI of Android version 14 arises from a logic error in the code, enabling a factory reset protection bypass. This flaw can be leveraged by attackers to escalate privileges locally, without requiring additional execution privileges.

Affected Systems and Versions

Google Android version 14 is specifically affected by CVE-2023-21374. Users utilizing this version are at risk of the described factory reset protection bypass vulnerability.

Exploitation Mechanism

The exploitation of CVE-2023-21374 does not necessitate user interaction. Threat actors can capitalize on the logic error within System UI to bypass factory reset protection, ultimately gaining escalated privileges on the targeted system.

Mitigation and Prevention

Taking proactive steps to mitigate the risks associated with CVE-2023-21374 is essential in safeguarding affected systems and preventing potential security breaches.

Immediate Steps to Take

Immediate actions to address CVE-2023-21374 include monitoring security bulletins from Google for patches or updates related to the identified vulnerability. Users are advised to stay informed and implement relevant security measures promptly.

Long-Term Security Practices

In the long term, adopting robust security practices such as regular system updates, implementing security configurations, and employing threat detection mechanisms can enhance the overall security posture of devices, reducing the likelihood of exploitation.

Patching and Updates

Google may release patches or updates to address CVE-2023-21374. It is crucial for users to apply these patches as soon as they are available to mitigate the vulnerability and fortify the security of Android devices running version 14.