CVE-2020-11115 : What You Need to Know
Learn about CVE-2020-11115, a buffer over-read vulnerability in Qualcomm Snapdragon products, potentially leading to information exposure in WLAN environments. Find out how to mitigate the risk with patches and security practices.
A buffer over-read vulnerability affecting multiple Qualcomm Snapdragon products.
Understanding CVE-2020-11115
What is CVE-2020-11115?
The vulnerability involves a buffer over-read issue during the processing of information elements from a beacon due to inadequate data check.
The Impact of CVE-2020-11115
This vulnerability can lead to information exposure in WLAN environments, potentially compromising sensitive data.
Technical Details of CVE-2020-11115
Vulnerability Description
The buffer over-read occurs in various Qualcomm Snapdragon products, including Snapdragon Auto, Compute, Mobile, and more, when processing data from beacons.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Consumer Electronics Connectivity, and more
- Versions: APQ8009, APQ8053, APQ8096AU, and many more
Exploitation Mechanism
The vulnerability is exploited by processing malicious data from beacons, triggering the buffer over-read issue.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches provided by Qualcomm promptly
- Monitor vendor's security bulletins for updates
Long-Term Security Practices
- Regularly update software and firmware on affected devices
- Implement network segmentation to limit exposure
Patching and Updates
Qualcomm has released patches addressing the CVE-2020-11115 vulnerability to mitigate the risk of exploitation.