CVE-2019-17137: NETGEAR AC1200, невалидиран вход

Описание

Оригинално описание

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR AC1200 R6220 Firmware version 1.1.0.86 Smart WiFi Router. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of path strings. By inserting a null byte into the path, the user can skip most authentication checks. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-8616.

Засегнати продукти

• NETGEAR AC1200: R6220 Firmware version 1.1.0.86

Вид слабост

• CWE-626 Null Byte Interaction Error (Poison Null Byte)

История

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2019-17137
• https://nvd.nist.gov/vuln/detail/CVE-2019-17137
• https://www.zerodayinitiative.com/advisories/ZDI-19-866/