CVE-2020-11289 : Exploit Details and Defense Strategies
Learn about CVE-2020-11289, a high-severity vulnerability in Qualcomm Snapdragon products allowing out-of-bound write attacks. Find mitigation steps and patching details here.
A vulnerability in Qualcomm Snapdragon products could allow an attacker to perform an out-of-bound write due to a lack of validation in the TZ command handler.
Understanding CVE-2020-11289
This CVE pertains to a security issue in various Qualcomm Snapdragon products that could lead to a high-severity attack.
What is CVE-2020-11289?
The vulnerability allows for an out-of-bound write in the TZ command handler due to inadequate command ID validation in multiple Qualcomm Snapdragon products.
The Impact of CVE-2020-11289
The CVSS base score for this vulnerability is 7.8, indicating a high severity level with significant impacts on confidentiality, integrity, and availability.
Technical Details of CVE-2020-11289
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises from a lack of validation of command ID in the TZ command handler, leading to an out-of-bound write possibility.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Connectivity, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wearables, Wired Infrastructure, and Networking
- Vendor: Qualcomm, Inc.
- Versions: APQ8009, APQ8017, APQ8037, and many more
Exploitation Mechanism
The vulnerability can be exploited locally with low privileges required, impacting confidentiality, integrity, and availability.
Mitigation and Prevention
Protecting systems from this vulnerability requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply patches and updates provided by Qualcomm promptly
- Monitor Qualcomm's security bulletins for relevant information
- Implement network segmentation to limit exposure
Long-Term Security Practices
- Regularly update and patch all Qualcomm products
- Conduct security assessments and audits periodically
- Educate users on secure practices and awareness
Patching and Updates
- Qualcomm has released patches addressing this vulnerability
- Ensure all affected systems are updated with the latest patches