CVE-2019-2308 : Security Advisory and Response
Learn about CVE-2019-2308 affecting Qualcomm Snapdragon platforms, allowing unauthorized RPC calls to fastrpc driver, potentially leading to message transmission to remote subsystems. Find mitigation steps and preventive measures.
A vulnerability in Qualcomm Snapdragon platforms could allow a user application to make an RPC call to the fastrpc driver, potentially leading to unauthorized message transmission to remote subsystems.
Understanding CVE-2019-2308
This CVE affects various Snapdragon platforms and versions, posing a risk of unauthorized message transmission.
What is CVE-2019-2308?
The vulnerability enables the fastrpc driver to transmit messages to remote subsystems in Qualcomm Snapdragon platforms through RPC calls initiated by user applications.
The Impact of CVE-2019-2308
The issue could result in unauthorized access to remote subsystems, potentially leading to security breaches and data compromise.
Technical Details of CVE-2019-2308
Qualcomm Snapdragon platforms are affected by this vulnerability, allowing unauthorized message transmission.
Vulnerability Description
The fastrpc driver in Snapdragon platforms facilitates unauthorized message transmission to remote subsystems via RPC calls from user applications.
Affected Systems and Versions
- Products: Snapdragon Auto, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wearables
- Versions: MDM9150, MDM9607, MDM9650, MSM8909W, MSM8996AU, QCS405, QCS605, Qualcomm 215, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 665, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 820A, SD 835, SD 845 / SD 850, SD 855, SDA660, SDM439, SDM630, SDM660, SDX20, SDX24
Exploitation Mechanism
The vulnerability is exploited through RPC calls made by user applications to the fastrpc driver, allowing unauthorized message transmission to remote subsystems.
Mitigation and Prevention
Steps to address and prevent the CVE-2019-2308 vulnerability.
Immediate Steps to Take
- Apply security patches provided by Qualcomm promptly.
- Monitor system logs for any suspicious RPC calls.
- Implement network segmentation to restrict unauthorized access.
Long-Term Security Practices
- Regularly update and patch Qualcomm Snapdragon platforms.
- Conduct security audits and penetration testing to identify vulnerabilities.
- Educate users on secure coding practices to prevent unauthorized RPC calls.
Patching and Updates
- Stay informed about security bulletins and updates from Qualcomm.
- Apply patches and updates as soon as they are released to mitigate the vulnerability.