D-Link DIR-816 A2 1.10CNB05_R1B011D88210 HTTP POST Request form2alg.cgi access control

Summaryinfo

A vulnerability, which was classified as critical, has been found in D-Link DIR-816 A2 1.10CNB05_R1B011D88210. The impacted element is an unknown function of the file form2alg.cgi of the component HTTP POST Request Handler. Performing a manipulation results in access control. This vulnerability is reported as CVE-2024-57681. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical has been found in D-Link DIR-816 A2 1.10CNB05_R1B011D88210. This affects an unknown functionality of the file form2alg.cgi of the component HTTP POST Request Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An access control issue in the component form2alg.cgi of D-Link 816A2_FWv1.10CNB05_R1B011D88210 allows unauthenticated attackers to set the agl service of the device via a crafted POST request.

It is possible to read the advisory at dlink.com. This vulnerability is uniquely identified as CVE-2024-57681 since 01/09/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. 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-2024-53707). Be aware that VulDB is the high quality source 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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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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