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CVE-2022-48122 : Vulnerability Insights and Analysis

Discover the command injection vulnerability in TOTOlink A7100RU V7.4cu.2313_B20191024 through the dayvalid parameter. Learn the impact, technical details, and mitigation steps for CVE-2022-48122.

A command injection vulnerability was discovered in TOTOlink A7100RU V7.4cu.2313_B20191024 via the dayvalid parameter in the setting/delStaticDhcpRules function.

Understanding CVE-2022-48122

This CVE highlights a critical vulnerability in TOTOlink A7100RU V7.4cu.2313_B20191024 that allows attackers to execute arbitrary commands.

What is CVE-2022-48122?

The CVE-2022-48122 is a command injection vulnerability found in TOTOlink A7100RU V7.4cu.2313_B20191024, specifically through the dayvalid parameter in the setting/delStaticDhcpRules function.

The Impact of CVE-2022-48122

This vulnerability can be exploited by attackers to inject and execute malicious commands, potentially leading to unauthorized access, data breaches, and complete system compromise.

Technical Details of CVE-2022-48122

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability arises from inadequate input validation on the dayvalid parameter, allowing malicious users to inject command strings.

Affected Systems and Versions

TOTOlink A7100RU V7.4cu.2313_B20191024 is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the dayvalid parameter to insert and execute arbitrary commands.

Mitigation and Prevention

It is crucial to take immediate action to mitigate the risks posed by CVE-2022-48122.

Immediate Steps to Take

        Disable remote access if not required.
        Apply vendor-supplied patches or updates.

Long-Term Security Practices

        Regularly monitor for unusual activities on the network.
        Implement strong access controls and authentication mechanisms.

Patching and Updates

Keep the system up to date with the latest security patches and firmware updates to address the vulnerability effectively.

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