CVE-2023-22600 : What You Need to Know

This CVE-2023-22600 information discloses a vulnerability in InHand Networks InRouter 302 and InRouter 615 devices, highlighting the risk posed by improper access control.

Understanding CVE-2023-22600

This section will delve into the details of CVE-2023-22600, outlining what the vulnerability entails and its potential impact on affected systems.

What is CVE-2023-22600?

InHand Networks InRouter 302, before version IR302 V3.5.56, and InRouter 615, prior to version InRouter6XX-S-V2.3.0.r5542, have been found to contain vulnerability CWE-284: Improper Access Control. This flaw allows unauthenticated devices within the same network as the device manager to subscribe to MQTT topics. Unauthorized users with knowledge of existing topic names can then send and receive messages, enabling them to execute commands such as GET/SET configuration commands, reboot commands, and firmware updates.

The Impact of CVE-2023-22600

The impact of this vulnerability is significant, as it holds a base severity score of 10, indicating a critical threat level. With a high availability impact and potential for integrity compromise, this vulnerability poses a serious risk to affected systems.

Technical Details of CVE-2023-22600

This section will provide a detailed breakdown of the technical aspects surrounding CVE-2023-22600, including the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability, categorized as CWE-284: Improper Access Control, enables unauthenticated devices to subscribe to MQTT topics on the same network as the device manager, allowing unauthorized users to send and receive messages and execute commands.

Affected Systems and Versions

InHand Networks InRouter 302 (pre-IR302 V3.5.56) and InRouter 615 (pre-InRouter6XX-S-V2.3.0.r5542) are the impacted products and versions at risk due to this vulnerability.

Exploitation Mechanism

Unauthorized individuals can exploit this vulnerability by leveraging the lack of proper access controls to gain access to MQTT topics, enabling them to send and receive messages and execute various commands on the affected devices.

Mitigation and Prevention

In light of CVE-2023-22600, taking immediate steps, implementing long-term security practices, and applying necessary patches and updates are crucial to mitigating the risks posed by this vulnerability.

Immediate Steps to Take

Secure the affected devices by restricting network access, implementing proper access controls, and monitoring MQTT topics for unauthorized activity.

Long-Term Security Practices

Incorporate secure coding practices, conduct regular security assessments, and ensure ongoing monitoring and updates to prevent similar vulnerabilities in the future.

Patching and Updates

It is imperative for users of InHand Networks InRouter 302 and InRouter 615 to apply the latest patches and updates provided by the vendor to address the vulnerability and enhance the security posture of the devices.