CVE-2023-43800 : What You Need to Know

Arduino Create Agent is a package to help manage Arduino development. The vulnerability affects the endpoint

/v2/pkgs/tools/installed

. A user who has the ability to perform HTTP requests to the localhost interface, or is able to bypass the CORS configuration, can escalate their privileges to those of the user running the Arduino Create Agent service via a crafted HTTP POST request. This issue has been addressed in version

1.3.3

. Users are advised to upgrade. There are no known workarounds for this issue.

Understanding CVE-2023-43800

This CVE describes a vulnerability in the Arduino Create Agent that allows privilege escalation via a crafted HTTP POST request.

What is CVE-2023-43800?

The CVE-2023-43800 vulnerability involves Insufficient Verification of Data Authenticity in the Arduino Create Agent. It allows a user to escalate their privileges using a crafted HTTP POST request.

The Impact of CVE-2023-43800

The impact of this vulnerability is rated as HIGH, with confidentiality and integrity impacts being significant. An attacker with the ability to send HTTP requests to the localhost interface can exploit this to elevate their privileges.

Technical Details of CVE-2023-43800

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from insufficient verification of data authenticity in the Arduino Create Agent, enabling privilege escalation for users who can bypass CORS configuration.

Affected Systems and Versions

Vendor: Arduino
Product: Arduino Create Agent
Affected Versions: < 1.3.3

Exploitation Mechanism

By sending a crafted HTTP POST request to the specific endpoint, an attacker can escalate their privileges within the Arduino Create Agent service.

Mitigation and Prevention

It is essential to take immediate steps to secure systems and prevent potential exploitation of the vulnerability.

Immediate Steps to Take

Update to the latest version of Arduino Create Agent (1.3.3) where the vulnerability is fixed.

Long-Term Security Practices

Regularly update software components and maintain a proactive security posture to prevent similar vulnerabilities.

Patching and Updates

Stay informed about security advisories and promptly apply patches to mitigate known vulnerabilities.