PT-2021-5915 · NetGear · Netgear R7000+7

Published 2021-09-25 · Updated 2022-01-05 · CVE-2021-45605

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions NETGEAR R6400 versions prior to 1.0.1.68 NETGEAR R7000 versions prior to 1.0.11.116 NETGEAR R6900P versions prior to 1.3.3.140 NETGEAR R7000P versions prior to 1.3.3.140 NETGEAR R7900 versions prior to 1.0.4.38 NETGEAR RAX75 versions prior to 1.0.3.102 NETGEAR RAX80 versions prior to 1.0.3.102 NETGEAR XR300 versions prior to 1.0.3.50

Description The issue is related to a stack-based buffer overflow that can be triggered by an authenticated user. This can lead to a denial of service.

Recommendations For NETGEAR R6400 version prior to 1.0.1.68, update to version 1.0.1.68 or later. For NETGEAR R7000 version prior to 1.0.11.116, update to version 1.0.11.116 or later. For NETGEAR R6900P version prior to 1.3.3.140, update to version 1.3.3.140 or later. For NETGEAR R7000P version prior to 1.3.3.140, update to version 1.3.3.140 or later. For NETGEAR R7900 version prior to 1.0.4.38, update to version 1.0.4.38 or later. For NETGEAR RAX75 version prior to 1.0.3.102, update to version 1.0.3.102 or later. For NETGEAR RAX80 version prior to 1.0.3.102, update to version 1.0.3.102 or later. For NETGEAR XR300 version prior to 1.0.3.50, update to version 1.0.3.50 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2022-00430

CVE-2021-45605

Affected Products

Netgear R6400

Netgear R6900P

Netgear R7000

Netgear R7000P

Netgear R7900

Netgear Rax75

Netgear Rax80

Netgear Xr300

References · 4

• https://kb.netgear.com/000064072/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2019-0214 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-45605 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-00430 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-45605 · Security Note