D-Link DAP-1325 SetAPLanSettings IPAddr stack-based overflow

Summaryinfo

A vulnerability has been found in D-Link DAP-1325 and classified as critical. Affected by this issue is the function SetAPLanSettings. This manipulation of the argument IPAddr causes stack-based overflow. This vulnerability appears as CVE-2023-44408. The attacker needs to be present on the local network. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in D-Link DAP-1325 (the affected version unknown). Affected by this vulnerability is the function SetAPLanSettings. The manipulation of the argument IPAddr with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

D-Link DAP-1325 SetAPLanSettings IPAddr Stack-based Buffer Overflow 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 XML data provided to the HNAP1 SOAP endpoint. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-18827.

The weakness was presented 10/05/2023 as ZDI-23-1506. It is possible to read the advisory at zerodayinitiative.com. This vulnerability is known as CVE-2023-44408 since 09/28/2023. 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 03/13/2025).

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

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Productinfo

Vendor

• D-Link

Name

• DAP-1325

License

• commercial

Website

• Vendor: https://www.dlink.com/

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