CVE-2024-13030: Critical Vulnerability Found in D-Link DIR-823G 1..2B05_20181207

Introduction: A critical vulnerability has been discovered in D-Link DIR-823G 1..2B05_20181207, affecting its Web Management Interface. This vulnerability, assigned CVE-2024-13030, pertains to improper access controls in the file /HNAP1/. It exposes numerous functions to remote attack, potentially allowing unauthorized access and manipulation of the affected device. As this exploit has been publicly disclosed, users are urged to take necessary precautions and update their devices.

SetVirtualServerSettings

Vulnerability Details: The vulnerability lies in the improper implementation of access controls within the file /HNAP1/, which is part of the Web Management Interface. Attackers can exploit this weakness by remotely manipulating the affected functions, potentially gaining unauthorized access to, and control over, the device.

Code Snippet: To provide a clearer understanding of the vulnerability, consider the following code snippet, which demonstrates the improper access control:

def SetAutoRebootSettings(request):
    if not authenticate_user(request):
        return "Error: Unauthorized Access"
    # Function implementation follows ...

def SetClientInfo(request):
    # Missing authentication check
    # Function implementation follows ... 

In the example above, SetAutoRebootSettings has an authentication check, whereas SetClientInfo lacks such a check, making it vulnerable to unauthorized access and manipulation.

Original references: For further details about the vulnerability, refer to the following sources

1. D-Link Security Advisory
2. CVE-2024-13030 - National Vulnerability Database

Exploit: The exploit for this vulnerability has been publicly disclosed. Therefore, users should take immediate action to prevent unauthorized access to their devices. To mitigate this risk, users should apply the patch provided by D-Link and ensure that all devices are running the latest firmware.

Conclusion: CVE-2024-13030 is a critical vulnerability affecting D-Link DIR-823G 1..2B05_20181207, and its public disclosure heightens the urgency of addressing the issue. By exploiting the vulnerable functions in the /HNAP1/ file, attackers can remotely gain unauthorized access to and control the affected devices. To protect your devices, make sure to apply the patch released by D-Link and run the latest firmware. Always be vigilant about potential threats and keep your devices updated to avoid falling victim to such exploits.

Timeline

Published on: 12/30/2024 01:15:06 UTC