CVE-2020-35608 : Security Advisory and Response
Learn about CVE-2020-35608, a code execution vulnerability in Microsoft Azure Sphere 20.07 that allows attackers to execute shellcode through a specially crafted AF_PACKET socket. Find mitigation steps and prevention measures here.
Microsoft Azure Sphere 20.07 is affected by a code execution vulnerability that allows attackers to execute shellcode through a specially crafted AF_PACKET socket.
Understanding CVE-2020-35608
A code execution vulnerability in Microsoft Azure Sphere 20.07 allows attackers to trigger executable memory mapping with controllable content.
What is CVE-2020-35608?
The vulnerability in the signed code execution functionality of Microsoft Azure Sphere 20.07 enables attackers to execute shellcode using the PACKET_MMAP functionality.
The Impact of CVE-2020-35608
This vulnerability can lead to unauthorized code execution and potential compromise of affected systems.
Technical Details of CVE-2020-35608
The technical aspects of the vulnerability in Microsoft Azure Sphere 20.07.
Vulnerability Description
- Vulnerability Type: Code Execution
- Affected Component: AF_PACKET socket
- Attack Vector: Remote
Affected Systems and Versions
- Microsoft Azure Sphere 20.07
- All systems using the vulnerable version
Exploitation Mechanism
- Specially crafted AF_PACKET socket
- Execution of shellcode using PACKET_MMAP functionality
Mitigation and Prevention
Steps to address and prevent the CVE-2020-35608 vulnerability.
Immediate Steps to Take
- Apply security patches from Microsoft promptly
- Monitor network traffic for any suspicious activities
- Implement least privilege access controls
Long-Term Security Practices
- Regular security training for employees
- Conduct vulnerability assessments and penetration testing
- Keep systems and software updated
Patching and Updates
- Regularly check for security updates from Microsoft
- Apply patches as soon as they are released to mitigate the vulnerability