Vulnerability · Published Jul 28, 2020 · Assigned by zdi
CVE-2020-10923
Medium 6.5
In plain English
A medium-severity security flaw in R6700 from NETGEAR. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 84.7% (higher than 99.7% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit.
Official description
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700 V1.0.4.84_10.0.58 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UPnP service, which listens on TCP port 5000. A crafted UPnP message can be used to bypass authentication. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-9642.
Affected products (as reported)
Weakness: CWE-305 · Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References
- https://www.zerodayinitiative.com/advisories/ZDI-20-703/ x_refsource_MISC