D-Link DIR-816 A2 1.10CNB05_R1B011D88210 HTTP POST Request form2RepeaterSetup.cgi access control

Summaryinfo

A vulnerability was found in D-Link DIR-816 A2 1.10CNB05_R1B011D88210. It has been classified as critical. Affected by this vulnerability is an unknown functionality of the file form2RepeaterSetup.cgi of the component HTTP POST Request Handler. This manipulation causes access control. This vulnerability is handled as CVE-2024-57679. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in D-Link DIR-816 A2 1.10CNB05_R1B011D88210 and classified as critical. Affected by this vulnerability is an unknown code block of the file form2RepeaterSetup.cgi of the component HTTP POST Request Handler. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An access control issue in the component form2RepeaterSetup.cgi of D-Link 816A2_FWv1.10CNB05_R1B011D88210 allows unauthenticated attackers to set the 2.4G and 5G repeater service of the device via a crafted POST request.

It is possible to read the advisory at dlink.com. This vulnerability is known as CVE-2024-57679 since 01/09/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/29/2025). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-53705). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Router Operating System

Vendor

• D-Link

Name

• DIR-816 A2

Version

• 1.10CNB05_R1B011D88210

License

• commercial

Website

• Vendor: https://www.dlink.com/

CPE 2.3info

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CPE 2.2info

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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