CVE-2019-14071 Explained : Impact and Mitigation
Learn about CVE-2019-14071, a vulnerability in Qualcomm Snapdragon platforms that allows unauthorized access. Find out affected systems, exploitation details, and mitigation steps.
A vulnerability in various Qualcomm Snapdragon platforms could allow a compromised reset handler to bypass access control by resetting the AC config.
Understanding CVE-2019-14071
If the debug path is enabled to collect secure or non-secure RAM dumps in multiple Snapdragon platforms, including Snapdragon Auto, Compute, Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wired Infrastructure, and Networking, this issue may arise.
What is CVE-2019-14071?
The vulnerability allows unauthorized access due to a compromised reset handler resetting the AC config when debug path is enabled.
The Impact of CVE-2019-14071
The issue affects a wide range of Qualcomm chipsets, potentially leading to unauthorized access and security breaches.
Technical Details of CVE-2019-14071
The following technical aspects are associated with this CVE:
Vulnerability Description
A compromised reset handler can bypass access control by resetting the AC config when the debug path is enabled.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wired Infrastructure, Networking
- Versions: APQ8017, APQ8053, APQ8096, and more
Exploitation Mechanism
The vulnerability occurs when the debug path is enabled to collect RAM dumps, allowing unauthorized access.
Mitigation and Prevention
Steps to address and prevent the CVE:
Immediate Steps to Take
- Disable debug paths unless necessary
- Implement access controls to restrict unauthorized access
Long-Term Security Practices
- Regularly update firmware and software
- Conduct security audits and assessments
Patching and Updates
- Apply patches and updates provided by Qualcomm to address the vulnerability