ZDI-CAN-12029: (0Day) D-Link DAP-1330 HNAP checkValidRequest 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-1330 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the SOAPAction HTTP header. 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 the device.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| D-Link DAP-1330 |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-12029?
The severity of ZDI-CAN-12029 is critical due to the potential for remote code execution by unauthenticated attackers.
How do I fix ZDI-CAN-12029?
To fix ZDI-CAN-12029, update your D-Link DAP-1330 router to the latest firmware version provided by D-Link.
Who is affected by ZDI-CAN-12029?
ZDI-CAN-12029 affects installations of D-Link DAP-1330 routers that have not applied the necessary security updates.
Can ZDI-CAN-12029 be exploited remotely?
Yes, ZDI-CAN-12029 can be exploited remotely without authentication by network-adjacent attackers.
What type of vulnerability is ZDI-CAN-12029?
ZDI-CAN-12029 is a remote code execution vulnerability resulting from improper handling of the SOAPAction HTTP header.
- agent/softwarecombine
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-21-679
- alias/ZDI-CAN-12029
- alias/CVE-2021-34827
- agent/software-canonical-lookup
- agent/references
- agent/title
- agent/severity
- agent/event
- agent/description
- agent/type
- agent/tags
- agent/source
- vendor/d-link
- canonical/d-link dap-1330