CVE-2022-27946 Explained : Impact and Mitigation

NETGEAR R8500 1.0.2.158 devices are susceptible to a vulnerability that allows remote authenticated users to execute arbitrary commands through specific parameters, potentially leading to unauthorized access.

Understanding CVE-2022-27946

This section provides detailed information about the CVE-2022-27946 vulnerability affecting NETGEAR R8500 1.0.2.158 devices.

What is CVE-2022-27946?

The CVE-2022-27946 vulnerability in NETGEAR R8500 1.0.2.158 devices enables authenticated remote users to run arbitrary commands, like telnetd, utilizing shell metacharacters in specific parameters.

The Impact of CVE-2022-27946

The exploitation of this vulnerability could result in unauthorized users executing malicious commands, potentially compromising the security and integrity of the affected devices.

Technical Details of CVE-2022-27946

In this section, we delve into the technical aspects of CVE-2022-27946 to understand the nature of the vulnerability.

Vulnerability Description

The vulnerability allows authenticated remote users to execute arbitrary commands through shell metacharacters in the sysNewPasswd and sysConfirmPasswd parameters to admin_account.cgi on NETGEAR R8500 1.0.2.158 devices.

Affected Systems and Versions

NETGEAR R8500 devices running version 1.0.2.158 are affected by this vulnerability.

Exploitation Mechanism

Remote authenticated users can exploit this vulnerability by manipulating specific parameters within the admin_account.cgi script.

Mitigation and Prevention

To protect systems from CVE-2022-27946 and similar threats, immediate actions and long-term security measures are crucial.

Immediate Steps to Take

Update the firmware of NETGEAR R8500 devices to the latest version that includes security patches.
Restrict network access to the devices and implement strong password policies.

Long-Term Security Practices

Regularly monitor for security updates and apply them promptly.
Conduct security audits and penetration testing to identify vulnerabilities proactively.

Patching and Updates

Stay informed about security advisories from NETGEAR and apply patches as soon as they are released to mitigate the risk of exploitation.