CVE-2021-20657 : Vulnerability Insights and Analysis

SolarView Compact SV-CPT-MC310 prior to Ver.6.5, developed by Contec Co., Ltd., is impacted by an improper access control vulnerability. An authenticated attacker can exploit this issue to access and modify setting information without the necessary privileges.

Understanding CVE-2021-20657

SolarView Compact SV-CPT-MC310, prior to version 6.5, is susceptible to an improper access control vulnerability, enabling authenticated attackers to manipulate settings without proper authorization.

What is CVE-2021-20657?

CVE-2021-20657 is an improper access control vulnerability in SolarView Compact SV-CPT-MC310 versions prior to Ver.6.5. Attackers with authenticated access can modify settings without the required privileges.

The Impact of CVE-2021-20657

This vulnerability allows attackers to access and alter setting information within SolarView Compact SV-CPT-MC310 without the necessary authorization, potentially leading to unauthorized changes and misuse.

Technical Details of CVE-2021-20657

The following technical aspects of the CVE-2021-20657 vulnerability are crucial to understanding its implications:

Vulnerability Description

The vulnerability in SolarView Compact SV-CPT-MC310 before Ver.6.5 enables authenticated attackers to obtain and modify setting information without the required access privileges through unspecified vectors.

Affected Systems and Versions

SolarView Compact SV-CPT-MC310 versions prior to Ver.6.5 are affected by this vulnerability, exposing them to the risk of unauthorized access and modifications.

Exploitation Mechanism

By exploiting this vulnerability, attackers can abuse the improper access control to manipulate setting information, potentially disrupting the normal operation and integrity of the system.

Mitigation and Prevention

To address and prevent the risks associated with CVE-2021-20657, the following steps are recommended:

Immediate Steps to Take

Upgrade SolarView Compact SV-CPT-MC310 to version 6.5 or later to mitigate the vulnerability.
Monitor system logs for any unauthorized access or modification attempts.

Long-Term Security Practices

Implement proper access control mechanisms to restrict unauthorized users from altering critical settings.
Regularly update and patch SolarView Compact to protect against known vulnerabilities.

Patching and Updates

Stay informed about security advisories from Contec Co., Ltd. and promptly apply patches and updates to ensure the security of SolarView Compact SV-CPT-MC310.