CVE-2019-10504 : Exploit Details and Defense Strategies
Learn about CVE-2019-10504 affecting Qualcomm processors in various devices, causing firmware to fail in sending EXT scan responses promptly due to resource consumption problems. Find mitigation steps and affected systems here.
Qualcomm processors in various devices are affected by a resource consumption issue, leading to firmware inability to send EXT scan responses promptly.
Understanding CVE-2019-10504
What is CVE-2019-10504?
The vulnerability affects Qualcomm processors in devices like Snapdragon Auto, Consumer IOT, Industrial IOT, IoT, Mobile, and Wearables, causing firmware to fail in sending EXT scan responses within one second due to resource consumption problems.
The Impact of CVE-2019-10504
The inability to send scan responses promptly can lead to delays in communication and potential disruptions in wireless network functionality.
Technical Details of CVE-2019-10504
Vulnerability Description
The issue arises from uncontrolled resource consumption in the WLAN module of affected Qualcomm processors, hindering the timely transmission of EXT scan responses.
Affected Systems and Versions
- Affected Products: Snapdragon Auto, Consumer IOT, Industrial IOT, IoT, Mobile, Wearables
- Affected Versions: MDM9206, MDM9607, MSM8909W, Qualcomm 215, SD series (210, 212, 205, 425, 427, 430, 435, 439/429, 450, 625, 632, 636, 650/52, 665, 845/850), SDA660, SDM439, SDM630, SDM660, Snapdragon_High_Med_2016
Exploitation Mechanism
The vulnerability exploits the resource consumption issue in the WLAN module, impacting the timely transmission of scan responses to hosts.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches or updates provided by Qualcomm to address the resource consumption issue promptly.
- Monitor network traffic for any unusual patterns that may indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update firmware and software to mitigate potential vulnerabilities in the WLAN module.
- Implement network segmentation and access controls to limit the impact of any successful exploitation.
Patching and Updates
- Qualcomm may release firmware updates or patches to resolve the resource consumption issue affecting the timely transmission of scan responses.