Stack-based buffer overflow in NETGEAR products - #VU73696

Vulnerability identifier: #VU73696

CSH Severity: Low

CVSS v4: 6.8 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: N/A

CWE-ID: CWE-121

Exploitation vector: Adjecent network

Exploit availability: No public exploit available

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

The vulnerability exists due to a boundary error. A remote administrator on the local network can trigger stack-based buffer overflow and cause a denial of service condition on the target system.

XR1000
R6400
R7900
R8000
R6400v2
R7000
R7000P
RS400
RAX200
R7900P
R7960P
R8000P
CBR750

Install updates from vendor's website.

XR1000 - update to 1.0.0.58
R6400 - update to 1.0.1.70
R7900 - update to 1.0.4.46
R8000 - update to 1.0.4.74
R6400v2 - update to 1.0.4.118
RAX200 - update to 1.0.4.120
R7000 - update to 1.0.11.126
R7000P - update to 1.3.3.140
R7900P - update to 1.4.2.84
R7960P - update to 1.4.2.84
R8000P - update to 1.4.2.84
RS400 - update to 1.5.1.80
CBR750 - update to 4.6.14.4

• https://kb.netgear.com/000065565/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2020-0481

• Stack-based buffer overflow in NETGEAR Routers