Stack-based buffer overflow in NETGEAR Routers and Extenders



Published: 2022-06-30
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-121
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
R7000
Hardware solutions / Routers for home users

R7000P
Hardware solutions / Routers for home users

R6900P
Hardware solutions / Routers for home users

RS400
Hardware solutions / Routers for home users

EX7000
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Stack-based buffer overflow

EUVDB-ID: #VU64813

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error. A remote user can trigger stack-based buffer overflow 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 1.0.11.130

R7000P: before 1.3.3.148

R6900P: before 1.3.3.148

EX7000: before 1.0.1.106

RS400: before 1.5.1.86

External links

http://kb.netgear.com/000065044/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-and-Extenders-PSV-2021-0205


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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



###SIDEBAR###