CVE-2023-41212: D-Link DAP-1325 SetTriggerAPValidate Key Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected ...

Summary

D-Link DAP-1325 SetTriggerAPValidate Key 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....

What to do

Update dlink dap-1325_firmware to version 1.09b03 or later.

Affected software

Vendor	Product	Affected versions
dlink	dap-1325_firmware	< 1.09b03 `cpe:2.3:o:dlink:dap-1325_firmware::::::::`

Original advisory text

D-Link DAP-1325 SetTriggerAPValidate Key Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected ...

D-Link DAP-1325 SetTriggerAPValidate Key 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-18839.

References

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP1... Mitigation Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1320/ Third Party Advisory