PT-2021-6252 · NetGear · Netgear R7000+10

Published 2021-12-21 · Updated 2022-01-07 · CVE-2021-45530

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 R7000 versions prior to 1.0.11.126 NETGEAR R7960P versions prior to 1.4.2.84 NETGEAR R8000 versions prior to 1.0.4.74 NETGEAR RAX200 versions prior to 1.0.4.120 NETGEAR R8000P versions prior to 1.4.2.84 NETGEAR RAX20 versions prior to 1.0.2.82 NETGEAR RAX45 versions prior to 1.0.2.82 NETGEAR RAX80 versions prior to 1.0.4.120 NETGEAR R7900P versions prior to 1.4.2.84 NETGEAR RAX15 versions prior to 1.0.2.82 NETGEAR RAX50 versions prior to 1.0.2.82 NETGEAR RAX75 versions prior to 1.0.4.120

Description The issue is caused by a buffer overflow that can be exploited by an authenticated user, potentially allowing a remote attacker to impact the confidentiality, integrity, and availability of protected information.

Recommendations For NETGEAR R7000 version prior to 1.0.11.126, update to version 1.0.11.126 or later. For NETGEAR R7960P version prior to 1.4.2.84, update to version 1.4.2.84 or later. For NETGEAR R8000 version prior to 1.0.4.74, update to version 1.0.4.74 or later. For NETGEAR RAX200 version prior to 1.0.4.120, update to version 1.0.4.120 or later. For NETGEAR R8000P version prior to 1.4.2.84, update to version 1.4.2.84 or later. For NETGEAR RAX20 version prior to 1.0.2.82, update to version 1.0.2.82 or later. For NETGEAR RAX45 version prior to 1.0.2.82, update to version 1.0.2.82 or later. For NETGEAR RAX80 version prior to 1.0.4.120, update to version 1.0.4.120 or later. For NETGEAR R7900P version prior to 1.4.2.84, update to version 1.4.2.84 or later. For NETGEAR RAX15 version prior to 1.0.2.82, update to version 1.0.2.82 or later. For NETGEAR RAX50 version prior to 1.0.2.82, update to version 1.0.2.82 or later. For NETGEAR RAX75 version prior to 1.0.4.120, update to version 1.0.4.120 or later.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2022-01190

CVE-2021-45530

Affected Products

Netgear R7000

Netgear R7900

Netgear R7960P

Netgear R8000

Netgear Rax15

Netgear Rax20

Netgear Rax200

Netgear Rax45

Netgear Rax50

Netgear Rax75

Netgear Rax80

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-45530 · Security Note
• https://kb.netgear.com/000064486/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2020-0320 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-01190 · Security Note
• https://osv.dev/vulnerability/CVE-2021-45530 · Vendor Advisory
• https://t.me/cvenotify/25111 · Telegram Post