CVE-2020-3663 : Security Advisory and Response
Learn about CVE-2020-3663, a buffer over-write vulnerability in Qualcomm Snapdragon products. Find out the impacted systems, exploitation risks, and mitigation steps.
A buffer over-write vulnerability affecting multiple Qualcomm Snapdragon products and versions.
Understanding CVE-2020-3663
What is CVE-2020-3663?
Buffer over-write may occur during fetching track decoder specific information in various Qualcomm Snapdragon products.
The Impact of CVE-2020-3663
This vulnerability could allow an attacker to execute arbitrary code or cause a denial of service.
Technical Details of CVE-2020-3663
Vulnerability Description
The issue arises when the cb size exceeds the buffer size during track decoder information retrieval.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wearables
- Versions: APQ8009, APQ8017, APQ8053, and more
Exploitation Mechanism
Attackers can exploit this by manipulating the size of the cb parameter to trigger a buffer over-write.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches provided by Qualcomm immediately
- Monitor for any unusual activities on affected devices
Long-Term Security Practices
- Regularly update software and firmware on all devices
- Conduct security audits and assessments periodically
Patching and Updates
Qualcomm has released patches to address this vulnerability.