CVE-2020-10923 — HIGH (8.8)

Vulnerability 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.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Netgear	R6700 Firmware	1.0.4.84_10.0.58
Netgear	R6700	-

Related Weaknesses (CWE)

CWE-305

References

https://www.zerodayinitiative.com/advisories/ZDI-20-703/Third Party AdvisoryVDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-703/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2020-10923?

CVE-2020-10923 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 vulne...

How severe is CVE-2020-10923?

CVE-2020-10923 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-10923?

Check the references section above for vendor advisories and patch information. Affected products include: Netgear R6700 Firmware, Netgear R6700.