CVE-2020-11233 : Security Advisory and Response
Learn about CVE-2020-11233, a race condition vulnerability in Qualcomm Snapdragon products, allowing unauthorized access. Find mitigation steps and patching details.
A time-of-check time-of-use race condition vulnerability affecting multiple Qualcomm Snapdragon products.
Understanding CVE-2020-11233
What is CVE-2020-11233?
The vulnerability involves a race condition during partition entry processing in various Qualcomm Snapdragon products.
The Impact of CVE-2020-11233
The vulnerability could allow an attacker to manipulate data during the boot process, potentially leading to unauthorized access or system compromise.
Technical Details of CVE-2020-11233
Vulnerability Description
The issue arises when a newly created buffer is read again from the memory card without proper validation.
Affected Systems and Versions
- Products: Snapdragon Auto, Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wearables
- Versions: APQ8009, APQ8009W, APQ8017, and many more
Exploitation Mechanism
Attackers could exploit this vulnerability by tampering with the buffer content during the boot process.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches provided by Qualcomm promptly.
- Monitor system logs for any suspicious activities.
- Implement least privilege access controls.
Long-Term Security Practices
- Regularly update firmware and software to the latest versions.
- Conduct security training for system administrators and users.
- Perform regular security audits and penetration testing.
Patching and Updates
Ensure all affected systems are updated with the latest patches from Qualcomm.