CVE-2023-52027 : Vulnerability Insights and Analysis

A detailed look at the remote command execution vulnerability in TOTOlink A3700R v9.1.2u.5822_B20200513.

Understanding CVE-2023-52027

This CVE identifies a remote command execution (RCE) vulnerability in TOTOlink A3700R v9.1.2u.5822_B20200513 through the NTPSyncWithHost function.

What is CVE-2023-52027?

The CVE-2023-52027 vulnerability allows an attacker to execute commands remotely on the affected system via the NTPSyncWithHost function.

The Impact of CVE-2023-52027

Exploitation of this vulnerability could lead to unauthorized access, data theft, system compromise, and potential disruption of services.

Technical Details of CVE-2023-52027

Exploring the specifics of the vulnerability in TOTOlink A3700R v9.1.2u.5822_B20200513.

Vulnerability Description

The vulnerability arises from improper validation of input in the NTPSyncWithHost function, enabling malicious actors to inject and execute arbitrary commands.

Affected Systems and Versions

TOTOlink A3700R v9.1.2u.5822_B20200513 is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted requests to the NTPSyncWithHost function, triggering the execution of unauthorized commands.

Mitigation and Prevention

Effective strategies for addressing and preventing the CVE-2023-52027 vulnerability.

Immediate Steps to Take

Disable the NTPSyncWithHost function or restrict access to it to trusted sources.
Implement network segmentation to contain potential attacks.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update and patch the firmware of TOTOlink A3700R devices.
Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Stay informed about vendor security advisories and promptly apply patches released to address CVE-2023-52027.