D-Link DAP-1325 HNAP SetHostIPv6StaticSettings StaticPrefixLength command injection

Summaryinfo

A vulnerability described as critical has been identified in D-Link DAP-1325. Affected by this issue is the function SetHostIPv6StaticSettings of the component HNAP. Such manipulation of the argument StaticPrefixLength leads to command injection. This vulnerability is traded as CVE-2023-41200. Access to the local network is required for this attack to succeed. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in D-Link DAP-1325 (unknown version). It has been rated as critical. Affected by this issue is the function SetHostIPv6StaticSettings of the component HNAP. The manipulation of the argument StaticPrefixLength with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

D-Link DAP-1325 HNAP SetHostIPv6StaticSettings StaticPrefixLength Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DAP-1325 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of a request parameter provided to the HNAP1 SOAP endpoint. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-18820.

The weakness was shared 09/07/2023 as ZDI-23-1308. The advisory is available at zerodayinitiative.com. This vulnerability is handled as CVE-2023-41200 since 08/24/2023. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 03/13/2025). This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

• D-Link

Name

• DAP-1325

License

• commercial

Website

• Vendor: https://www.dlink.com/

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