ZDI-CAN-14107: NETGEAR R6260 setupwizard.cgi Stack-based Buffer Overflow Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the setupwizard.cgi page. When parsing the SOAP_LOGIN_TOKEN environment variable, the process does not properly validate 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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| NETGEAR R6260 firmware |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-14107?
The severity of ZDI-CAN-14107 is critical due to its ability to allow arbitrary code execution by unauthenticated attackers.
How do I fix ZDI-CAN-14107?
To fix ZDI-CAN-14107, you should update the NETGEAR R6260 firmware to the latest version available from NETGEAR.
What types of attacks can exploit ZDI-CAN-14107?
ZDI-CAN-14107 can be exploited by network-adjacent attackers to execute arbitrary code on the affected router.
Is authentication required to exploit ZDI-CAN-14107?
No, authentication is not required to exploit ZDI-CAN-14107, making it particularly dangerous.
Which products are affected by ZDI-CAN-14107?
The NETGEAR R6260 router is affected by the ZDI-CAN-14107 vulnerability.
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