CVE-2021-46353 : Security Advisory and Response

An information disclosure vulnerability in D-Link DIR-X1860 before 1.03 RevA1 allows a remote attacker to gain knowledge of absolute paths used by the web application.

Understanding CVE-2021-46353

This CVE involves an information disclosure issue in D-Link DIR-X1860, potentially exposing sensitive data to unauthorized users.

What is CVE-2021-46353?

The vulnerability in D-Link DIR-X1860 enables an unauthenticated remote attacker to obtain various absolute paths through a crafted HTTP request.

The Impact of CVE-2021-46353

The exploit permits attackers to access sensitive information, leading to potential misuse or further security breaches.

Technical Details of CVE-2021-46353

This section provides in-depth technical insights into the vulnerability.

Vulnerability Description

The flaw allows remote unauthenticated attackers to gather detailed information on absolute paths utilized by the web application.

Affected Systems and Versions

Product: D-Link DIR-X1860
Versions: Before 1.03 RevA1

Exploitation Mechanism

Attackers exploit this vulnerability by sending specifically crafted HTTP requests to the web interface, enabling them to extract sensitive absolute paths.

Mitigation and Prevention

Protect your systems and data from CVE-2021-46353 with the following steps:

Immediate Steps to Take

Update D-Link DIR-X1860 to version 1.03 RevA1 or newer.
Monitor network traffic for any suspicious activity related to absolute path probing.

Long-Term Security Practices

Implement strong access controls and authentication mechanisms.
Regularly audit and review web application logs for any abnormal path access.

Patching and Updates

Stay protected by promptly applying security patches and updates released by D-Link to address this vulnerability.