Denial of service in NETGEAR Routers



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-20
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 R6400
Hardware solutions / Routers for home users

RAX75
Hardware solutions / Routers & switches, VoIP, GSM, etc

RAX80
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor NETGEAR

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU65118

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote administrator on the local network can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

R6400: before 1.0.1.70

RAX75: before 1.0.3.106

RAX80: before 1.0.3.106

CPE2.3 External links

https://kb.netgear.com/000065017/Security-Advisory-for-Denial-of-Service-on-Some-Routers-PSV-2019-0119


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).

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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