CVE-2019-10483 : Security Advisory and Response
Learn about CVE-2019-10483, a side channel issue in Qualcomm Snapdragon platforms due to non-time-constant comparison functions. Find out the impacted systems, versions, exploitation risks, and mitigation steps.
Snapdragon platforms by Qualcomm are affected by a side channel issue in QTEE due to the use of non-time-constant comparison functions like memcmp or strcmp. This vulnerability impacts various Snapdragon products and versions.
Understanding CVE-2019-10483
This CVE identifies an information exposure issue in QTEE on Snapdragon platforms.
What is CVE-2019-10483?
The vulnerability arises from the use of non-time-constant comparison functions in multiple Snapdragon platforms, potentially leading to a side channel issue in QTEE.
The Impact of CVE-2019-10483
The vulnerability can be exploited to expose sensitive information processed within the Qualcomm Snapdragon platforms, affecting confidentiality.
Technical Details of CVE-2019-10483
Qualcomm Snapdragon platforms are susceptible to this vulnerability due to the following reasons:
Vulnerability Description
The issue stems from the utilization of non-time-constant comparison functions like memcmp or strcmp in various Snapdragon platforms, leading to a side channel issue in QTEE.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wearables, Wired Infrastructure, and Networking
- Versions: APQ8009, APQ8016, APQ8017, APQ8053, and more
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to extract sensitive information processed within the affected Qualcomm Snapdragon platforms.
Mitigation and Prevention
To address CVE-2019-10483, consider the following steps:
Immediate Steps to Take
- Apply patches provided by Qualcomm promptly
- Monitor for any unusual activities on the affected systems
Long-Term Security Practices
- Regularly update and patch all Qualcomm Snapdragon platforms
- Implement secure coding practices to avoid similar vulnerabilities
Patching and Updates
- Qualcomm has released security bulletins addressing this vulnerability
- Stay informed about security updates from Qualcomm to protect against potential exploits