CVE-2022-3407 : Vulnerability Insights and Analysis
Learn about CVE-2022-3407 affecting Motorola smartphones. Understand the impact, technical details, and mitigation steps. Update software to prevent modem resets.
A detailed analysis of CVE-2022-3407 highlighting the vulnerability, impact, technical details, and mitigation steps.
Understanding CVE-2022-3407
This section delves into the specifics of the CVE-2022-3407 vulnerability.
What is CVE-2022-3407?
The CVE-2022-3407 vulnerability affects Motorola smartphones, specifically versions prior to 2022-11-01, running on the Android platform. When the device is USB-tethered to a host PC and shares its mobile network connection with the PC, initiating a call may cause the device's modem to reset, leading to call failure and potentially preventing users from dialing emergency services.
The Impact of CVE-2022-3407
The vulnerability poses a medium threat with a CVSS v3.1 base score of 4.9. It requires low privileges but physical access and user interaction are necessary. If exploited, it can result in high availability impact without affecting confidentiality or integrity.
Technical Details of CVE-2022-3407
Get insights into the vulnerability description, affected systems, and the exploitation mechanism.
Vulnerability Description
In scenarios when a Motorola smartphone is USB-tethered to a host PC and a call is initiated, the device's modem may reset, hindering call success and emergency service dialing.
Affected Systems and Versions
Motorola smartphones running Android versions prior to 2022-11-01 are vulnerable to CVE-2022-3407.
Exploitation Mechanism
The vulnerability requires the device to be connected via USB to a PC and mobile network sharing. Initiating a call triggers the modem reset, impacting call reliability.
Mitigation and Prevention
Discover the steps to mitigate the CVE-2022-3407 vulnerability effectively.
Immediate Steps to Take
To mitigate the risk, update the device to a software version with a Security Patch Level (SPL) of 2022-11-01 or later.
Long-Term Security Practices
Ensure to disconnect the device from the host PC while making phone calls, reducing the chances of triggering the modem reset.
Patching and Updates
Regularly check for software updates and patches provided by Motorola to address security vulnerabilities.