high
8.8
CWE
306 697
Advisory Published
Updated
Advisory Published

CVE-2022-27645: (Pwn2Own) NETGEAR R6700v3 readycloud_control.cgi Authentication Bypass Vulnerability

First published: Wed Mar 29 2023(Updated: )

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700v3 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within readycloud_control.cgi. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15762.

Credit: zdi-disclosures@trendmicro.com

Affected SoftwareAffected VersionHow to fix
Netgear Lax20 Firmware<1.1.6.34
Netgear Lax20
Netgear R6400 Firmware<1.0.4.126
NETGEAR R6400=v2
Netgear R6700 Firmware<1.0.4.126
NETGEAR R6700=v3
Netgear R7000 Firmware<1.0.11.134
NETGEAR R7000
Netgear R7850 Firmware<1.0.5.84
NETGEAR R6400v2
Netgear R7900p Firmware<1.4.3.88
Netgear R7900p
Netgear R7960p Firmware<1.4.3.88
Netgear R7960p
Netgear R8000 Firmware<1.0.4.84
NETGEAR R8000
Netgear R8000p Firmware<1.4.3.88
Netgear R8000p
Netgear R8500 Firmware<1.0.2.158
NETGEAR R8500
Netgear Rax15 Firmware<1.0.10.110
Netgear Rax15
Netgear Rax20 Firmware<1.0.10.110
Netgear Rax20
Netgear Rax200 Firmware<1.0.6.138
NETGEAR RAX200
Netgear Rax35 Firmware<1.0.10.110
Netgear RAX35=v2
Netgear Rax38 Firmware<1.0.10.110
Netgear Rax38=v2
Netgear Rax40 Firmware<1.0.10.110
NETGEAR RAX40=v2
Netgear Rax42 Firmware<1.0.10.110
Netgear Rax42
NETGEAR R6400v2<1.0.10.110
Netgear RAX43
Netgear Rax45 Firmware<1.0.10.110
Netgear Rax45
Netgear Rax48 Firmware<1.0.10.110
NETGEAR R6400v2
Netgear Rax50 Firmware<1.0.10.110
Netgear Rax50
Netgear Rax50s Firmware<1.0.10.110
NETGEAR R6400v2
Netgear Rax75 Firmware<1.0.6.138
Netgear Rax75
NETGEAR R6700v3

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2022-27645.

  • What is the title of the vulnerability?

    The title of the vulnerability is (Pwn2Own) NETGEAR R6700v3 readycloud_control.cgi Authentication Bypass Vulnerability.

  • How does this vulnerability affect NETGEAR R6700v3 routers?

    This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R6700v3 routers. Authentication is not required to exploit this vulnerability.

  • What is the severity of CVE-2022-27645?

    The severity of CVE-2022-27645 is high with a score of 8.8.

  • Are there any references for this vulnerability?

    Yes, you can find more information about this vulnerability in the references provided: [Link 1](https://kb.netgear.com/000064722/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Routers-and-Fixed-Wireless-Products-PSV-2021-0325), [Link 2](https://www.zerodayinitiative.com/advisories/ZDI-22-522/).

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