D-Link DAP-1325 HNAP SetAPLanSettings SecondaryDNS command injection

Summaryinfo

A vulnerability was found in D-Link DAP-1325. It has been classified as critical. This affects the function SetAPLanSettings of the component HNAP. Performing a manipulation of the argument SecondaryDNS results in command injection. This vulnerability is identified as CVE-2023-41193. The attack can only be performed from the local network. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in D-Link DAP-1325 (unknown version). It has been classified as critical. This affects the function SetAPLanSettings of the component HNAP. The manipulation of the argument SecondaryDNS with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

D-Link DAP-1325 HNAP SetAPLanSettings SecondaryDNS 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-18813.

The weakness was released 09/07/2023 as ZDI-23-1301. The advisory is shared at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2023-41193 since 08/24/2023. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/12/2025). MITRE ATT&CK project uses the attack technique T1202 for this issue.

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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Entryinfo

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