CVE-2017-18308 : Security Advisory and Response

Snapdragon Mobile and Snapdragon Wear devices by Qualcomm are affected by an improper access control vulnerability, allowing unauthorized users to access modem segments.

Understanding CVE-2017-18308

This CVE involves a security issue in Qualcomm's Snapdragon Mobile and Snapdragon Wear devices that could lead to unauthorized access to modem segments.

What is CVE-2017-18308?

The vulnerability in Snapdragon Mobile and Snapdragon Wear versions MDM9607, MSM8909W, SD 210/SD 212/SD 205, SD 425, and SD 430 enables all users to access modem segments after the authentication process.

The Impact of CVE-2017-18308

The vulnerability poses a significant security risk as unauthorized users can gain access to modem segments, potentially compromising sensitive data and device functionality.

Technical Details of CVE-2017-18308

Qualcomm's Snapdragon Mobile and Snapdragon Wear devices are affected by this vulnerability, impacting the following aspects:

Vulnerability Description

After the authentication process, the modem segments in affected Snapdragon Mobile and Snapdragon Wear versions become accessible to all users due to improper access control.

Affected Systems and Versions

Products: Snapdragon Mobile, Snapdragon Wear
Vendor: Qualcomm, Inc.
Versions: MDM9607, MSM8909W, SD 210/SD 212/SD 205, SD 425, SD 430

Exploitation Mechanism

Unauthorized users can exploit this vulnerability by gaining access to modem segments post-authentication, potentially leading to unauthorized control and data exposure.

Mitigation and Prevention

To address CVE-2017-18308 and enhance security measures, consider the following steps:

Immediate Steps to Take

Implement access controls to restrict unauthorized access to modem segments.
Regularly monitor and audit access to sensitive device components.
Apply security patches and updates provided by Qualcomm.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify vulnerabilities.
Educate users on secure authentication practices and data protection measures.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm.
Promptly apply patches and firmware updates to mitigate the vulnerability and enhance device security.