CVE-2019-10796 Explained : Impact and Mitigation
Learn about CVE-2019-10796, a Command Injection vulnerability in RPI versions, including 0.0.3, enabling arbitrary command execution. Find out how to mitigate and prevent this security issue.
In the version 0.0.3 of RPI, a vulnerability exists that allows the execution of arbitrary commands through the GPIO function in the src/lib/gpio.js file.
Understanding CVE-2019-10796
This CVE involves a Command Injection vulnerability in the RPI product.
What is CVE-2019-10796?
CVE-2019-10796 is a security vulnerability in RPI versions, including 0.0.3, that permits the execution of arbitrary commands due to improper sanitization of the pinNumber variable in the GPIO function.
The Impact of CVE-2019-10796
The vulnerability can be exploited to execute unauthorized commands on affected systems, potentially leading to unauthorized access or system compromise.
Technical Details of CVE-2019-10796
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability in RPI versions, including 0.0.3, allows attackers to execute arbitrary commands by manipulating the pinNumber variable in the GPIO function without proper sanitization.
Affected Systems and Versions
- Product: RPI
- Vendor: n/a
- Versions affected: All versions including 0.0.3
Exploitation Mechanism
The vulnerability is exploited by utilizing the pinNumber variable in the GPIO function as an argument in the exec function without undergoing adequate sanitization.
Mitigation and Prevention
Protecting systems from CVE-2019-10796 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update to a patched version that addresses the vulnerability.
- Implement input validation and sanitization to prevent command injections.
- Monitor and restrict access to the GPIO function.
Long-Term Security Practices
- Regularly update and patch software to mitigate known vulnerabilities.
- Conduct security audits and code reviews to identify and address potential security flaws.
- Educate developers on secure coding practices to prevent similar vulnerabilities.
Patching and Updates
Ensure that all systems running RPI are updated to a version that includes a fix for the command injection vulnerability.