CVE-2020-3618 : Security Advisory and Response
Learn about CVE-2020-3618, a vulnerability in Snapdragon Compute, Mobile, Wired Infrastructure, and Networking devices by Qualcomm, potentially leading to a Use After Free issue in WLAN. Find mitigation steps and updates here.
A NULL exception vulnerability in Snapdragon Compute, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking devices by Qualcomm can lead to a Use After Free issue in WLAN.
Understanding CVE-2020-3618
This CVE involves a NULL exception due to accessing a bad pointer while posting events on RT FIFO in Qualcomm's Snapdragon devices.
What is CVE-2020-3618?
This vulnerability occurs in Snapdragon Compute, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking devices, potentially leading to a Use After Free issue in WLAN.
The Impact of CVE-2020-3618
The vulnerability can be exploited to cause a NULL exception, which may result in a Use After Free issue in WLAN, posing a security risk to affected systems.
Technical Details of CVE-2020-3618
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises from accessing a bad pointer while posting events on RT FIFO in Snapdragon Compute, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking devices.
Affected Systems and Versions
- Affected Products: Snapdragon Compute, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking
- Vendor: Qualcomm, Inc.
- Versions: IPQ6018, IPQ8074, QCA8081, SC8180X, SXR2130
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to trigger a NULL exception, potentially leading to a Use After Free issue in WLAN.
Mitigation and Prevention
To address CVE-2020-3618, follow these mitigation strategies:
Immediate Steps to Take
- Apply patches provided by Qualcomm promptly.
- Monitor vendor communications for updates and security advisories.
Long-Term Security Practices
- Regularly update firmware and software on affected devices.
- Implement network segmentation and access controls to limit exposure to potential attacks.
Patching and Updates
- Stay informed about security bulletins and patches released by Qualcomm.
- Ensure timely application of security updates to mitigate the risk of exploitation.