CVE-2020-11016 Explained : Impact and Mitigation

IntelMQ Manager version 1.1.0 through 2.1.1 is vulnerable to remote code execution due to mishandling user input, potentially allowing attackers to execute arbitrary code with webserver privileges.

Understanding CVE-2020-11016

IntelMQ Manager's vulnerability lies in the backend's handling of user-input messages in the "send" function of the Inspect-tool within the Monitor component.

What is CVE-2020-11016?

IntelMQ Manager versions 1.1.0 to 2.1.1 are susceptible to remote code execution.
Attackers with access to IntelMQ Manager could exploit this flaw to run arbitrary code with webserver privileges.

The Impact of CVE-2020-11016

CVSS Base Score: 9.1 (Critical)
Attack Vector: Network
Integrity Impact: High
Privileges Required: Low
Scope: Changed

Technical Details of CVE-2020-11016

IntelMQ Manager's vulnerability is detailed below:

Vulnerability Description

The flaw allows attackers to execute arbitrary code through user-input messages in the "send" function.

Affected Systems and Versions

Affected Product: IntelMQ Manager
Vendor: certtools
Vulnerable Versions: >= 1.1.0, < 2.1.1

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating user-input messages in the Monitor component's Inspect-tool.

Mitigation and Prevention

To address CVE-2020-11016, follow these steps:

Immediate Steps to Take

Upgrade IntelMQ Manager to version 2.1.1 to mitigate the vulnerability.
Monitor and restrict user input to prevent malicious code execution.

Long-Term Security Practices

Regularly update and patch software to address security vulnerabilities.

Patching and Updates

Apply security patches promptly to protect against known vulnerabilities.