CVE-2020-3629 : Exploit Details and Defense Strategies
Learn about CVE-2020-3629, a stack out-of-bound issue in Qualcomm Snapdragon products, potentially allowing unauthorized access. Find mitigation steps and updates here.
A stack out-of-bound issue in Qualcomm's Snapdragon products affecting various versions.
Understanding CVE-2020-3629
What is CVE-2020-3629?
The vulnerability involves a stack out-of-bound issue occurring when querying DSP capabilities in multiple Qualcomm Snapdragon products.
The Impact of CVE-2020-3629
This vulnerability could allow attackers to exploit the DSP attributes, potentially leading to unauthorized access or system compromise.
Technical Details of CVE-2020-3629
Vulnerability Description
The issue arises from an incorrect buffer size assumption for DSP attributes during queries.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wearables
- Versions: Bitra, Kamorta, Rennell, SC7180, SDM845, SM6150, SM7150, SM8150, SM8250, SXR2130
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating queries to DSP capabilities, potentially leading to a buffer overflow.
Mitigation and Prevention
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 to mitigate known vulnerabilities.
- Implement network segmentation to limit the impact of potential breaches.
- Conduct regular security assessments and audits.
Patching and Updates
Ensure all affected Qualcomm Snapdragon products are updated with the latest patches to address the stack out-of-bound issue.