CVE-2022-34767 : Vulnerability Insights and Analysis

A detailed overview of the ALLNET Gmbh - ADSL/VDSL Router vulnerability allowing an authorization bypass through the 'wizardpwd.asp' page.

Understanding CVE-2022-34767

This CVE pertains to an Authorization Bypass vulnerability in the ALLNET Router model WR0500AC, potentially exposing it to unauthorized access.

What is CVE-2022-34767?

The web page 'wizardpwd.asp' on the ALLNET Router WR0500AC is susceptible to an authorization bypass vulnerability where the password 'admin' grants unauthorized access to 'http://wizardpwd.asp/cgi-bin'. There is no validation of the user's identity, allowing public access.

The Impact of CVE-2022-34767

The vulnerability has a base severity rating of MEDIUM with a CVSS base score of 5.9. It poses a low impact on confidentiality, integrity, and availability, requiring low privileges for exploitation.

Technical Details of CVE-2022-34767

An in-depth look at the specifics of the vulnerability.

Vulnerability Description

The ALLNET Gmbh - ADSL/VDSL Router is vulnerable to an authorization bypass issue through the 'wizardpwd.asp' page, enabling unauthorized access to critical settings.

Affected Systems and Versions

The vulnerability affects the ALLNET Gmbh - ADSL/VDSL Router inclusive of modem and WLAN. Users are advised to update to the latest version to mitigate this risk.

Exploitation Mechanism

The vulnerability can be exploited by accessing the 'wizardpwd.asp' page with the default password 'admin' on the affected router model.

Mitigation and Prevention

Best practices to mitigate the vulnerability and prevent unauthorized access.

Immediate Steps to Take

Users should update their affected ALLNET Router to the latest version to address the authorization bypass vulnerability promptly.

Long-Term Security Practices

Regularly monitor for security patches and updates from ALLNET Gmbh to safeguard against potential vulnerabilities in the future.

Patching and Updates

Ensure timely installation of patches and updates provided by the vendor to maintain the security of ALLNET Router models.