What’s Vulnerable › Vulnerabilities

CVE-2023-41202: D-Link DAP-1325 SetAPLanSettings Mode Stack-based Buffer Overflow Remote Code Execution Vulnerability

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-03 · updated 2026-06-17
• Weakness: CWE-121

Description

D-Link DAP-1325 SetAPLanSettings Mode 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-18828.

Affected products

• D-Link DAP-1325: before 1.09b03 — fixed in 1.09b03

How to fix

Upgrade to a fixed version: D-Link DAP-1325 1.09b03. Check the vendor advisory for mitigations.

References

• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10351
• https://www.zerodayinitiative.com/advisories/ZDI-23-1310/
• https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10351
• https://www.zerodayinitiative.com/advisories/ZDI-23-1310/

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