PT-2021-5912 · NetGear · Netgear R7450+15

Published 2021-09-26 · Updated 2022-01-10 · CVE-2021-45644

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions NETGEAR AC2100 versions prior to 1.2.0.88 NETGEAR AC2400 versions prior to 1.2.0.88 NETGEAR AC2600 versions prior to 1.2.0.88 NETGEAR R6220 versions prior to 1.1.0.110 NETGEAR R6230 versions prior to 1.1.0.110 NETGEAR R6260 versions prior to 1.1.0.84 NETGEAR R6330 versions prior to 1.1.0.84 NETGEAR R6350 versions prior to 1.1.0.84 NETGEAR R6700v2 versions prior to 1.2.0.88 NETGEAR R6800 versions prior to 1.2.0.88 NETGEAR R6850 versions prior to 1.1.0.84 NETGEAR R6900v2 versions prior to 1.2.0.88 NETGEAR R7200 versions prior to 1.2.0.88 NETGEAR R7350 versions prior to 1.2.0.88 NETGEAR R7400 versions prior to 1.2.0.88 NETGEAR R7450 versions prior to 1.2.0.88

Description The issue is related to the incorrect configuration of security settings in certain NETGEAR devices, which may allow a remote attacker to cause a denial of service or execute arbitrary code due to insufficient protection of service data.

Recommendations For NETGEAR AC2100 versions prior to 1.2.0.88, update to version 1.2.0.88 or later. For NETGEAR AC2400 versions prior to 1.2.0.88, update to version 1.2.0.88 or later. For NETGEAR AC2600 versions prior to 1.2.0.88, update to version 1.2.0.88 or later. For NETGEAR R6220 versions prior to 1.1.0.110, update to version 1.1.0.110 or later. For NETGEAR R6230 versions prior to 1.1.0.110, update to version 1.1.0.110 or later. For NETGEAR R6260 versions prior to 1.1.0.84, update to version 1.1.0.84 or later. For NETGEAR R6330 versions prior to 1.1.0.84, update to version 1.1.0.84 or later. For NETGEAR R6350 versions prior to 1.1.0.84, update to version 1.1.0.84 or later. For NETGEAR R6700v2 versions prior to 1.2.0.88, update to version 1.2.0.88 or later. For NETGEAR R6800 versions prior to 1.2.0.88, update to version 1.2.0.88 or later. For NETGEAR R6850 versions prior to 1.1.0.84, update to version 1.1.0.84 or later. For NETGEAR R6900v2 versions prior to 1.2.0.88, update to version 1.2.0.88 or later. For NETGEAR R7200 versions prior to 1.2.0.88, update to version 1.2.0.88 or later. For NETGEAR R7350 versions prior to 1.2.0.88, update to version 1.2.0.88 or later. For NETGEAR R7400 versions prior to 1.2.0.88, update to version 1.2.0.88 or later. For NETGEAR R7450 versions prior to 1.2.0.88, update to version 1.2.0.88 or later.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BDU:2022-00427

CVE-2021-45644

Affected Products

Netgear Ac2100

Netgear Ac2400

Netgear Ac2600

Netgear R6220

Netgear R6230

Netgear R6260

Netgear R6330

Netgear R6350

Netgear R6700V2

Netgear R6800

Netgear R6850

Netgear R6900V2

Netgear R7200

Netgear R7350

Netgear R7400

Netgear R7450

References · 6

• https://osv.dev/vulnerability/CVE-2021-45644 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-00427 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-45644 · Security Note
• https://kb.netgear.com/000064162/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-PSV-2021-0046 · Vendor Advisory
• https://kb.netgear.com/000064505/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0156 · Note
• https://t.me/cvenotify/25197 · Telegram Post