CVE-2021-45526

Published: Dec 26, 2021Modified: Nov 21, 2024

8.8

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects EX6000 before 1.0.0.38, EX6120 before 1.0.0.48, EX6130 before 1.0.0.30, R6300v2 before 1.0.4.52, R6400 before 1.0.1.52, R7000 before 1.0.11.126, R7900 before 1.0.4.30, R8000 before 1.0.4.52, R7000P before 1.3.2.124, R8000P before 1.4.1.50, RAX80 before 1.0.3.88, R6900P before 1.3.2.124, R7900P before 1.4.1.50, and RAX75 before 1.0.3.88.

Affected (14)

Products: Netgear: Ex6000 Firmware, Ex6120 Firmware, Ex6130 Firmware, R6300v2 Firmware, R6400 Firmware, R7000 Firmware, R7900 Firmware, R8000 Firmware, R8000p Firmware, R7000p Firmware, Rax80 Firmware, Rax75 Firmware, R6900p Firmware, R7900p Firmware

14 products

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6000 Firmware	Before 1.0.0.38

Running on/with	Platform Versions
Netgear Ex6000	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6120 Firmware	Before 1.0.0.48

Running on/with	Platform Versions
Netgear Ex6120	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Ex6130 Firmware	Before 1.0.0.30

Running on/with	Platform Versions
Netgear Ex6130	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R6300v2 Firmware	Before 1.0.4.52

Running on/with	Platform Versions
Netgear R6300v2	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R6400 Firmware	Before 1.0.1.52

Running on/with	Platform Versions
Netgear R6400	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R7000 Firmware	Before 1.0.11.126

Running on/with	Platform Versions
Netgear R7000	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R7900 Firmware	Before 1.0.4.30

Running on/with	Platform Versions
Netgear R7900	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R8000 Firmware	Before 1.0.4.52

Running on/with	Platform Versions
Netgear R8000	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R8000p Firmware	Before 1.4.1.50

Running on/with	Platform Versions
Netgear R8000p	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R7000p Firmware	Before 1.3.2.124

Running on/with	Platform Versions
Netgear R7000p	All versions

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rax80 Firmware	Before 1.0.3.88

Running on/with	Platform Versions
Netgear Rax80	All versions

Configuration L

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Rax75 Firmware	Before 1.0.3.88

Running on/with	Platform Versions
Netgear Rax75	All versions

Configuration M

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R6900p Firmware	Before 1.3.2.124

Running on/with	Platform Versions
Netgear R6900p	All versions

Configuration N

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear R7900p Firmware	Before 1.4.1.50

Running on/with	Platform Versions
Netgear R7900p	All versions

Related CWEs

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References (2)

https://kb.netgear.com/000064446/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-and-Extenders-PSV-2019-0078

Source: cve@mitre.org

PatchVendor Advisory

https://kb.netgear.com/000064446/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Routers-and-Extenders-PSV-2019-0078

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

Timeline

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