Remote code execution in NETGEAR Routers and WiFi Systems



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-119
Exploitation vector Local network
Public exploit N/A
Vulnerable software
 R7000
Hardware solutions / Routers for home users

R8000
Hardware solutions / Routers for home users

R7900
Hardware solutions / Routers for home users

R6400v2
Hardware solutions / Routers for home users

R7000P
Hardware solutions / Routers for home users

EAX80
Hardware solutions / Routers & switches, VoIP, GSM, etc

RAX200
Hardware solutions / Routers & switches, VoIP, GSM, etc

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

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

R7960P
Hardware solutions / Routers & switches, VoIP, GSM, etc

R8000P
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor NETGEAR

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU70572

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote administrator on the local network can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

R7000: before 1.0.11.116

EAX80: before 1.0.1.64

R8000: before 1.0.4.68

R7900: before 1.0.4.38

R6400v2: before 1.0.4.122

RAX200: before 1.0.6.138

RAX75: before 1.0.6.138

RAX80: before 1.0.6.138

R7000P: before 1.3.3.152

R7960P: before 1.4.4.94

R8000P: before 1.4.4.94

CPE2.3 External links

https://kb.netgear.com/000065483/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-and-WiFi-Systems-PSV-2020-0333


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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