CVE-2020-9376 Explained : Impact and Mitigation

D-Link DIR-610 devices have a vulnerability that allows Information Disclosure via SERVICES=DEVICE.ACCOUNT%0AAUTHORIZED_GROUP=1 to getcfg.php. This issue impacts unsupported products.

Understanding CVE-2020-9376

This CVE involves an information disclosure vulnerability in D-Link DIR-610 devices.

What is CVE-2020-9376?

The vulnerability allows unauthorized users to access sensitive information by exploiting a specific parameter in the device's configuration retrieval process.

The Impact of CVE-2020-9376

This vulnerability can lead to the exposure of confidential data stored on the affected D-Link DIR-610 devices, posing a risk to user privacy and security.

Technical Details of CVE-2020-9376

This section provides more technical insights into the vulnerability.

Vulnerability Description

The flaw in D-Link DIR-610 devices enables attackers to retrieve sensitive information by manipulating the SERVICES parameter in the getcfg.php script.

Affected Systems and Versions

Product: D-Link DIR-610
Vendor: D-Link
Versions: All versions of the product that are no longer supported

Exploitation Mechanism

Attackers can exploit this vulnerability by sending a crafted request containing the malicious parameter to the getcfg.php script, leading to unauthorized data disclosure.

Mitigation and Prevention

Protecting systems from CVE-2020-9376 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable access to the affected services or ports on the D-Link DIR-610 devices.
Implement network segmentation to restrict unauthorized access to sensitive information.
Monitor network traffic for any suspicious activities that could indicate exploitation attempts.

Long-Term Security Practices

Regularly update firmware and software to ensure the latest security patches are applied.
Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.
Educate users on safe browsing habits and security best practices to prevent potential attacks.

Patching and Updates

Contact D-Link for any available patches or updates to address the vulnerability in unsupported products.