PT-2021-6230 · NetGear · Netgear Rbr850+2

Published 2021-09-26 · Updated 2022-01-06 · CVE-2021-45597

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions NETGEAR CBR40 versions prior to 2.5.0.24 NETGEAR CBR750 versions prior to 4.6.3.6 NETGEAR RBR850 versions prior to 3.2.17.12 NETGEAR RBS850 versions prior to 3.2.17.12

Description The issue is related to command injection by an authenticated user, which can be exploited to execute arbitrary commands. This is due to the lack of input data sanitization measures in the affected NETGEAR devices.

Recommendations For NETGEAR CBR40 versions prior to 2.5.0.24, update to version 2.5.0.24 or later. For NETGEAR CBR750 versions prior to 4.6.3.6, update to version 4.6.3.6 or later. For NETGEAR RBR850 versions prior to 3.2.17.12, update to version 3.2.17.12 or later. For NETGEAR RBS850 versions prior to 3.2.17.12, update to version 3.2.17.12 or later.

Fix

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

BDU:2022-01155

CVE-2021-45597

Affected Products

Netgear Cbr40

Netgear Rbr750

Netgear Rbr850

References · 6

• https://kb.netgear.com/000064142/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-WiFi-Systems-PSV-2020-0539 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-45597 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-45597 · Security Note
• https://bdu.fstec.ru/vul/2022-01155 · Security Note
• https://t.me/cibsecurity/34641 · Telegram Post
• https://t.me/cvenotify/24981 · Telegram Post