CVE-2020-3665 : What You Need to Know
Learn about CVE-2020-3665, a buffer overflow vulnerability in Qualcomm Snapdragon products, allowing arbitrary code execution. Find mitigation steps and affected versions.
A possible buffer overflow vulnerability in multiple Qualcomm Snapdragon products could allow an attacker to execute arbitrary code.
Understanding CVE-2020-3665
This CVE involves an improper validation of array index in WLAN HOST affecting various Qualcomm Snapdragon products.
What is CVE-2020-3665?
This CVE identifies a potential buffer overflow issue triggered by processing firmware commands with out-of-range group_id in Qualcomm Snapdragon products.
The Impact of CVE-2020-3665
The vulnerability could be exploited by an attacker to execute arbitrary code on affected devices, potentially leading to a compromise of confidentiality, integrity, and availability.
Technical Details of CVE-2020-3665
This section provides detailed technical information about the vulnerability.
Vulnerability Description
A buffer overflow may occur due to processing firmware commands with an out-of-range group_id in various Qualcomm Snapdragon products.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wearables
- Versions: APQ8009, APQ8053, APQ8096AU, MDM9206, MDM9207C, MDM9607, MDM9615, MDM9640, MDM9650, MSM8909W, MSM8996, MSM8996AU, QCA6174A, QCA9377, QCA9379, SDM439, SDM636, SDM660, SDX20, SDX24, SM8150
Exploitation Mechanism
The vulnerability arises from improper validation of array index in WLAN HOST, allowing an attacker to trigger a buffer overflow.
Mitigation and Prevention
To address CVE-2020-3665, follow these mitigation strategies:
Immediate Steps to Take
- Apply patches provided by Qualcomm promptly.
- Monitor Qualcomm's security bulletins for updates.
Long-Term Security Practices
- Regularly update firmware and software on affected devices.
- Implement network segmentation to limit the impact of potential attacks.
Patching and Updates
- Stay informed about security advisories from Qualcomm.
- Apply recommended patches and updates to mitigate the vulnerability.