Denial of service in NETGEAR Routers and WiFi Systems

1) Buffer overflow

EUVDB-ID: #VU94110

Risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error. A local administrator can trigger memory corruption and cause a denial of service condition on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

RAXE500: before 1.0.0.68

MK62: before 1.7.134

MR60: before 1.7.134

MS60: before 1.7.134

MK72: before 1.0.3.32

MR70: before 1.0.3.32

MS70: before 1.0.3.32

MK82: before 1.1.7.14

MR80: before 1.1.7.14

MS80: before 1.1.7.14

R6700v3: before 1.0.4.128

RAX50: before 1.0.16.132

RAX41: before 1.0.16.132

RAX42: before 1.0.16.132

RAX43: before 1.0.16.132

External links

http://kb.netgear.com/000066259/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-and-WiFi-Systems-PSV-2022-0202

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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