CVE-2018-16528 : Security Advisory and Response

AWS FreeRTOS up to version 1.3.1 is vulnerable to mbedTLS context object corruption, enabling remote attackers to execute arbitrary code.

Understanding CVE-2018-16528

What is CVE-2018-16528?

The vulnerability in AWS FreeRTOS allows attackers to run arbitrary code through specific modules.

The Impact of CVE-2018-16528

The presence of mbedTLS context object corruption in AWS FreeRTOS poses a severe risk of remote code execution.

Technical Details of CVE-2018-16528

Vulnerability Description

The vulnerability exists in prvSetupConnection and GGD_SecureConnect_Connect modules of AWS TLS connectivity, facilitating arbitrary code execution.

Affected Systems and Versions

Amazon Web Services (AWS) FreeRTOS up to version 1.3.1

Exploitation Mechanism

Attackers can exploit the vulnerability to execute malicious code remotely.

Mitigation and Prevention

Immediate Steps to Take

Update AWS FreeRTOS to version 1.3.2 or later
Monitor for any unusual network activity

Long-Term Security Practices

Regularly update software and firmware
Implement network segmentation and access controls

Patching and Updates

Apply patches and updates provided by AWS to address the vulnerability.