Improper Authentication in NETGEAR WiFi Extenders



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-287
Exploitation vector Network
Public exploit N/A
Vulnerable software
 EX8000
Hardware solutions / Routers & switches, VoIP, GSM, etc

EX7700
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor NETGEAR

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Improper Authentication

EUVDB-ID: #VU77786

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 - Improper Authentication

Exploit availability: No

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

CPE2.3 External links

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


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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