CVE-2021-45621

CVSS V2 High 10 CVSS V3 Critical 9.8
Description
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68, EX3700 before 1.0.0.94, EX3800 before 1.0.0.94, EX6120 before 1.0.0.64, EX6130 before 1.0.0.44, EX7000 before 1.0.1.104, EX7500 before 1.0.0.74, LAX20 before 1.1.6.28, MR60 before 1.0.6.116, MS60 before 1.0.6.116, R6300v2 before 1.0.4.52, R6400 before 1.0.1.70, R6400v2 before 1.0.4.106, R6700v3 before 1.0.4.106, R6900P before 1.3.3.140, R7000 before 1.0.11.126, R7000P before 1.3.3.140, R7100LG before 1.0.0.72, R7850 before 1.0.5.74, R7900 before 1.0.4.46, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, R8300 before 1.0.2.154, R8500 before 1.0.2.154, RAX15 before 1.0.3.96, RAX20 before 1.0.3.96, RAX200 before 1.0.4.120, RAX35v2 before 1.0.3.96, RAX40v2 before 1.0.3.96, RAX43 before 1.0.3.96, RAX45 before 1.0.3.96, RAX50 before 1.0.3.96, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK752 before 3.2.17.12, RBK852 before 3.2.17.12, RBK852 before 3.2.17.12, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, RBS850 before 3.2.17.12, RBS850 before 3.2.17.12, RS400 before 1.5.1.80, XR1000 before 1.0.0.58, and XR300 before 1.0.3.68.
Overview
  • CVE ID
  • CVE-2021-45621
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-12-26T01:15:18
  • Last Modified Date
  • 2022-01-10T15:54:42
Weakness Enumerations
CWE URL
CWE-77 http://cwe.mitre.org/data/definitions/77.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:netgear:cbr40_firmware:*:*:*:*:*:*:*:* 1 OR 2.5.0.24
cpe:2.3:h:netgear:cbr40:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:cbr750_firmware:*:*:*:*:*:*:*:* 1 OR 3.2.18.2
cpe:2.3:h:netgear:cbr750:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:eax20_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.0.58
cpe:2.3:h:netgear:eax20:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:eax80_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.1.68
cpe:2.3:h:netgear:eax80:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax15_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.3.96
cpe:2.3:h:netgear:rax15:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax20_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.3.96
cpe:2.3:h:netgear:rax20:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.4.120
cpe:2.3:h:netgear:rax200:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax35v2_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.3.96
cpe:2.3:h:netgear:rax35v2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax40v2_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.3.96
cpe:2.3:h:netgear:rax40v2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax43_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.3.96
cpe:2.3:h:netgear:rax43:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax45_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.3.96
cpe:2.3:h:netgear:rax45:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax50_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.3.96
cpe:2.3:h:netgear:rax50:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax75_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.4.120
cpe:2.3:h:netgear:rax75:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rax80_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.4.120
cpe:2.3:h:netgear:rax80:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rbk752_firmware:*:*:*:*:*:*:*:* 1 OR 3.2.17.12
cpe:2.3:h:netgear:rbk752:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:* 1 OR 3.2.17.12
cpe:2.3:h:netgear:rbk852:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:* 1 OR 3.2.17.12
cpe:2.3:h:netgear:rbr750:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:* 1 OR 3.2.17.12
cpe:2.3:h:netgear:rbr850:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:* 1 OR 3.2.17.12
cpe:2.3:h:netgear:rbs750:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:* 1 OR 3.2.17.12
cpe:2.3:h:netgear:rbs850:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:rs400_firmware:*:*:*:*:*:*:*:* 1 OR 1.5.1.80
cpe:2.3:h:netgear:rs400:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:xr1000_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.0.58
cpe:2.3:h:netgear:xr1000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:xr300_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.3.68
cpe:2.3:h:netgear:xr300:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:ex3700_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.0.94
cpe:2.3:h:netgear:ex3700:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:ex3800_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.0.94
cpe:2.3:h:netgear:ex3800:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:ex6120_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.0.64
cpe:2.3:h:netgear:ex6120:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:ex6130_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.0.44
cpe:2.3:h:netgear:ex6130:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:ex7000_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.1.104
cpe:2.3:h:netgear:ex7000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:ex7500_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.0.74
cpe:2.3:h:netgear:ex7500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:lax20_firmware:*:*:*:*:*:*:*:* 1 OR 1.1.6.28
cpe:2.3:h:netgear:lax20:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:mr60_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.6.116
cpe:2.3:h:netgear:mr60:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:ms60_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.6.116
cpe:2.3:h:netgear:ms60:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r6300v2_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.4.52
cpe:2.3:h:netgear:r6300v2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.1.70
cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.4.106
cpe:2.3:h:netgear:r6400v2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r6700v3_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.4.106
cpe:2.3:h:netgear:r6700v3:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:* 1 OR 1.3.3.140
cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.11.126
cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* 1 OR 1.3.3.140
cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.0.72
cpe:2.3:h:netgear:r7100lg:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r7850_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.5.74
cpe:2.3:h:netgear:r7850:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.4.46
cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.4.74
cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:* 1 OR 1.4.2.84
cpe:2.3:h:netgear:r8000p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.2.154
cpe:2.3:h:netgear:r8300:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:* 1 OR 1.0.2.154
cpe:2.3:h:netgear:r8500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:* 1 OR 1.4.2.84
cpe:2.3:h:netgear:r7900p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netgear:r7960p_firmware:*:*:*:*:*:*:*:* 1 OR 1.4.2.84
cpe:2.3:h:netgear:r7960p:-:*:*:*:*:*:*:* 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/000064523/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2020-0562 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-45621
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45621
History
Created Old Value New Value Data Type Notes
2022-05-10 06:37:56 Added to TrackCVE
2022-12-06 05:02:50 2021-12-26T01:15Z 2021-12-26T01:15:18 CVE Published Date updated
2022-12-06 05:02:50 2022-01-10T15:54:42 CVE Modified Date updated
2022-12-06 05:02:50 Analyzed Vulnerability Status updated