CVE-2021-22783 : Security Advisory and Response

A CWE-200 vulnerability in Ritto Wiser Door by Schneider Electric could lead to session hijacking during communication with the door.

Understanding CVE-2021-22783

This CVE is related to an information exposure vulnerability in Ritto Wiser Door by Schneider Electric.

What is CVE-2021-22783?

The vulnerability allows for a session hijack when the door panel communicates with the door, impacting confidentiality, integrity, and availability.

The Impact of CVE-2021-22783

With a CVSS base score of 8.8 (High severity), the vulnerability poses a significant risk, especially in scenarios where unauthorized access can compromise sensitive information.

Technical Details of CVE-2021-22783

The technical details encompass the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The CWE-200 vulnerability in Ritto Wiser Door exposes information, facilitating session hijacking during door communication.

Affected Systems and Versions

All versions of Ritto Wiser Door by Schneider Electric are affected by this vulnerability.

Exploitation Mechanism

Attackers exploiting this vulnerability could potentially intercept and manipulate communications between the door panel and the door.

Mitigation and Prevention

To safeguard against CVE-2021-22783, immediate steps should be taken followed by long-term security practices and regular patching.

Immediate Steps to Take

Implement network segmentation, monitor for suspicious activities, and restrict access to vulnerable devices.

Long-Term Security Practices

Enforce strong authentication, conduct regular security audits, and educate users on safe practices.

Patching and Updates

Apply security patches provided by Schneider Electric to address the vulnerability and enhance the security posture of Ritto Wiser Door.