Discover the impact of CVE-2020-10028, a high-severity vulnerability in Zephyr's GPIO subsystem. Learn about affected versions, exploitation risks, and mitigation steps.
CVE-2020-10028, discovered on May 1, 2020, involves multiple syscalls in the GPIO subsystem of Zephyr, affecting versions 1.14.0 and 2.1.0 and later.
Understanding CVE-2020-10028
This CVE highlights a vulnerability in the Zephyr project's Real-Time Operating System (RTOS) related to insufficient argument validation in multiple syscalls within the GPIO subsystem.
What is CVE-2020-10028?
The issue arises from inadequate validation of arguments in certain syscalls within the GPIO subsystem of Zephyr, potentially leading to security risks.
The Impact of CVE-2020-10028
The vulnerability's high severity rating (CVSS base score of 7.8) stems from its potential to impact confidentiality, integrity, and availability, with a low level of privileges required for exploitation.
Technical Details of CVE-2020-10028
This section delves into the specific technical aspects of the CVE.
Vulnerability Description
The vulnerability involves multiple syscalls lacking proper argument validation within the GPIO subsystem of Zephyr.
Affected Systems and Versions
Exploitation Mechanism
Mitigation and Prevention
Protecting systems from CVE-2020-10028 requires immediate actions and long-term security measures.
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates