D-Link DIR-130/DIR-330 Remote Management tools_admin.asp POST Request input validation

Summaryinfo

A vulnerability marked as critical has been reported in D-Link DIR-130 and DIR-330. Affected by this vulnerability is an unknown functionality of the file tools_admin.asp of the component Remote Management. This manipulation as part of POST Request causes input validation. This vulnerability is tracked as CVE-2017-3191. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in D-Link DIR-130 and DIR-330 (Router Operating System) (the affected version is unknown). Affected by this vulnerability is an unknown code of the file tools_admin.asp of the component Remote Management. The manipulation as part of a POST Request leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

D-Link DIR-130 firmware version 1.23 and DIR-330 firmware version 1.12 are vulnerable to authentication bypass of the remote login page. A remote attacker that can access the remote management login page can manipulate the POST request in such a manner as to access some administrator-only pages such as tools_admin.asp without credentials.

The bug was discovered 02/21/2018. The weakness was disclosed 12/16/2017 as confirmed advisory (CERT.org). The advisory is shared at kb.cert.org. This vulnerability is known as CVE-2017-3191 since 12/05/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/25/2024).

By approaching the search of inurl:tools_admin.asp it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entry VDB-110738 is pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Router Operating System

Vendor

• D-Link

Name

• DIR-130
• DIR-330

License

• commercial

Website

• Vendor: https://www.dlink.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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