CVE-2020-11278 : Security Advisory and Response
Learn about CVE-2020-11278 affecting Qualcomm Snapdragon products. Discover the impact, affected versions, and mitigation steps for this denial of service vulnerability.
Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking by Qualcomm, Inc. are affected by a possible denial of service vulnerability due to improper validation.
Understanding CVE-2020-11278
This CVE involves a vulnerability that could lead to a denial of service when handling host WMI commands in various Qualcomm Snapdragon products.
What is CVE-2020-11278?
The CVE-2020-11278 vulnerability pertains to a potential denial of service risk caused by inadequate validation processes in multiple Qualcomm Snapdragon product lines.
The Impact of CVE-2020-11278
The vulnerability could be exploited to trigger a denial of service condition in affected Qualcomm Snapdragon devices, impacting their normal operation and potentially disrupting services.
Technical Details of CVE-2020-11278
This section provides detailed technical insights into the CVE-2020-11278 vulnerability.
Vulnerability Description
The vulnerability arises from improper validation when processing host WMI commands, potentially leading to a denial of service scenario in the affected Qualcomm Snapdragon products.
Affected Systems and Versions
- Vendor: Qualcomm, Inc.
- Affected Versions: AQT1000, AR8031, AR8035, CSR8811, and many more (extensive list provided by the vendor).
Exploitation Mechanism
The vulnerability can be exploited by sending specially crafted host WMI commands to the affected Qualcomm Snapdragon devices, causing them to enter a denial of service state.
Mitigation and Prevention
To address CVE-2020-11278, follow these mitigation and prevention measures:
Immediate Steps to Take
- Apply patches or updates provided by Qualcomm to fix the vulnerability.
- Monitor network traffic for any signs of exploitation attempts targeting the vulnerability.
Long-Term Security Practices
- Regularly update firmware and software on Qualcomm Snapdragon devices to ensure protection against known vulnerabilities.
- Implement network segmentation and access controls to limit exposure to potential attacks.
Patching and Updates
- Stay informed about security bulletins and updates from Qualcomm to promptly apply patches addressing CVE-2020-11278.