#VU77786 Improper Authentication in EX8000 and EX7700

Vulnerability identifier: #VU77786

Vulnerability risk: High

CVSSv4.0: 8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: N/A

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
EX8000
Hardware solutions / Routers & switches, VoIP, GSM, etc
EX7700
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: NETGEAR

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote attacker can bypass authentication process and gain unauthorized access to the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

EX8000: before 1.0.1.240

EX7700: before 1.0.0.226

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External links
https://kb.netgear.com/000065710/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Extenders-PSV-2021-0194

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.