CVE-2021-45511

CVSS V2 High 10 CVSS V3 Critical 9.8

Description

Certain NETGEAR devices are affected by authentication bypass. This affects AC2100 before 2021-08-27, AC2400 before 2021-08-27, AC2600 before 2021-08-27, D7000 before 2021-08-27, R6220 before 2021-08-27, R6230 before 2021-08-27, R6260 before 2021-08-27, R6330 before 2021-08-27, R6350 before 2021-08-27, R6700v2 before 2021-08-27, R6800 before 2021-08-27, R6850 before 2021-08-27, R6900v2 before 2021-08-27, R7200 before 2021-08-27, R7350 before 2021-08-27, R7400 before 2021-08-27, and R7450 before 2021-08-27.

Overview

CVE ID
CVE-2021-45511

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2021-12-26T01:15:13

Last Modified Date
2022-07-12T17:42:04

Weakness Enumerations

CWE	URL
NVD-CWE-noinfo	http://cwe.mitre.org/data/definitions/NVD-noinfo.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version End
		AND
cpe:2.3:o:netgear:ac2100_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:ac2100:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:ac2400_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:ac2400:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:ac2600_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:ac2600:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:d7000_firmware::::::::	1	OR	1.0.1.80
cpe:2.3:h:netgear:d7000:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6220_firmware::::::::	1	OR	1.1.0.110
cpe:2.3:h:netgear:r6220:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6230_firmware::::::::	1	OR	1.1.0.110
cpe:2.3:h:netgear:r6230:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6260_firmware::::::::	1	OR	1.1.0.84
cpe:2.3:h:netgear:r6260:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6330_firmware::::::::	1	OR	1.1.0.84
cpe:2.3:h:netgear:r6330:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6350_firmware::::::::	1	OR	1.1.0.84
cpe:2.3:h:netgear:r6350:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6700v2_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:r6700v2:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6800_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:r6800:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6850_firmware::::::::	1	OR	1.1.0.84
cpe:2.3:h:netgear:r6850:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r6900v2_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:r6900v2:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r7200_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:r7200:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r7350_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:r7350:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r7400_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:r7400:-:::::::*	0	OR
		AND
cpe:2.3:o:netgear:r7450_firmware::::::::	1	OR	1.2.0.88
cpe:2.3:h:netgear:r7450:-:::::::*	0	OR

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:L/Au:N/C:C/I:C/A:C

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
COMPLETE

Integrity Impact
COMPLETE

Availability Impact
COMPLETE

Base Score
10

Severity
HIGH

Exploitability Score
10

Impact Score
10

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
9.8

Base Severity
CRITICAL

Exploitability Score
3.9

Impact Score
5.9

References

Reference URL	Reference Tags
https://kb.netgear.com/000063961/Security-Advisory-for-Authentication-Bypass-Vulnerability-on-the-D7000-and-Some-Routers-PSV-2021-0133	Patch Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-45511
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45511

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:38:10				Added to TrackCVE
2022-12-06 04:53:41	2021-12-26T01:15Z	2021-12-26T01:15:13	CVE Published Date	updated
2022-12-06 04:53:41		2022-07-12T17:42:04	CVE Modified Date	updated
2022-12-06 04:53:41		Analyzed	Vulnerability Status	updated