Stored cross-site scripting in NETGEAR products - #VU77787

Vulnerability identifier: #VU77787

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]

CVE-ID: N/A

CWE-ID: CWE-79

Exploitation vector: Remote access

Exploit availability: No public exploit available

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

R8000
R7850
RAXE500
RAXE450
RAX43
RAX48
RAX50
RAX50S
RAX45
RAX38v2
RAX35v2
RAX42
RAX40v2
LAX20

Install updates from vendor's website.

R8000 - update to 1.0.4.84
R7850 - update to 1.0.5.84
RAXE500 - update to 1.0.9.78
RAXE450 - update to 1.0.9.78
RAX43 - update to 1.0.10.110
RAX48 - update to 1.0.10.110
RAX50 - update to 1.0.10.110
RAX50S - update to 1.0.10.110
RAX45 - update to 1.0.10.110
RAX38v2 - update to 1.0.10.110
RAX35v2 - update to 1.0.10.110
RAX42 - update to 1.0.10.110
RAX40v2 - update to 1.0.10.110
LAX20 - update to 1.1.6.34

• https://kb.netgear.com/000065711/Security-Advisory-for-Stored-Cross-Site-Scripting-on-Some-Routers-PSV-2021-0329

• Stored cross-site scripting in NETGEAR Routers