CVE-2021-46378 : Security Advisory and Response

DLink DIR850 ET850-1.08TRb03 is affected by an incorrect access control vulnerability through an unauthenticated remote configuration download.

Understanding CVE-2021-46378

This CVE pertains to an access control vulnerability in the DLink DIR850 ET850-1.08TRb03.

What is CVE-2021-46378?

The CVE-2021-46378 vulnerability involves an incorrect access control issue that can be exploited through unauthenticated remote configuration downloads.

The Impact of CVE-2021-46378

Unauthorized users can potentially access and modify device configurations remotely.
This vulnerability may lead to unauthorized system access and data breaches.

Technical Details of CVE-2021-46378

This section provides in-depth technical details of the CVE issue.

Vulnerability Description

The vulnerability allows unauthenticated remote users to improperly access device configurations.

Affected Systems and Versions

Product: DLink DIR850 ET850-1.08TRb03
Vendor: DLink
Version: ET850-1.08TRb03

Exploitation Mechanism

Attackers exploit the vulnerability by initiating unauthorized remote configuration downloads.

Mitigation and Prevention

Protect your systems against CVE-2021-46378 with the following steps.

Immediate Steps to Take

Implement network segmentation to reduce the attack surface.
Monitor network traffic for any suspicious activities.
Regularly update router firmware to patch known vulnerabilities.

Long-Term Security Practices

Utilize strong passwords for device access.
Conduct regular security assessments and audits.
Train users on security best practices to prevent unauthorized access.

Patching and Updates

Stay informed about security bulletins from DLink.
Apply firmware updates promptly to mitigate the vulnerability.