CVE-2021-45616 : Certain NETGEAR devices are affected by command injection by an unauthenticated

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR750 before 3.2.18.2, LAX20 before 1.1.6.28, MK62 before 1.0.6.116, MR60 before 1.0.6.116, MS60 before 1.0.6.116, R6900P before 1.3.3.140, R7000 before 1.0.11.126, R7000P before 1.3.3.140, R7850 before 1.0.5.68, R7900 before 1.0.4.46, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.68, R8000P before 1.4.2.84, 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, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, RBS850 before 3.2.17.12, RS400 before 1.5.1.80, and XR1000 before 1.0.0.58.

Published 2021-12-26 01:15:19

Updated 2022-01-07 19:45:36

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-45616

Netgear » R7000 Firmware
Versions before (<) 1.0.11.126
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7000 » Version: N/A
Netgear » R7900 Firmware
Versions before (<) 1.0.4.46
cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7900 » Version: N/A
Netgear » R8000 Firmware
Versions before (<) 1.0.4.68
cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R8000 » Version: N/A
Netgear » R7000p Firmware
Versions before (<) 1.3.3.140
cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7000p » Version: N/A
Netgear » R6900p Firmware
Versions before (<) 1.3.3.140
cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R6900p » Version: N/A
Netgear » R7900p Firmware
Versions before (<) 1.4.2.84
cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7900p » Version: N/A
Netgear » R8000p Firmware
Versions before (<) 1.4.2.84
cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R8000p » Version: N/A
Netgear » Rbr850 Firmware
Versions before (<) 3.2.17.12
cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rbr850 » Version: N/A
Netgear » Rbk852 Firmware
Versions before (<) 3.2.17.12
cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rbk852 » Version: N/A
Netgear » Rbs850 Firmware
Versions before (<) 3.2.17.12
cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rbs850 » Version: N/A
Netgear » Rbk752 Firmware
Versions before (<) 3.2.17.12
cpe:2.3:o:netgear:rbk752_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rbk752 » Version: N/A
Netgear » Rbr750 Firmware
Versions before (<) 3.2.17.12
cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rbr750 » Version: N/A
Netgear » Rbs750 Firmware
Versions before (<) 3.2.17.12
cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rbs750 » Version: N/A
Netgear » R7960p Firmware
Versions before (<) 1.4.2.84
cpe:2.3:o:netgear:r7960p_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7960p » Version: N/A
Netgear » Rax75 Firmware
Versions before (<) 1.0.4.120
cpe:2.3:o:netgear:rax75_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax75 » Version: N/A
Netgear » Rax80 Firmware
Versions before (<) 1.0.4.120
cpe:2.3:o:netgear:rax80_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax80 » Version: N/A
Netgear » R7850 Firmware
Versions before (<) 1.0.5.68
cpe:2.3:o:netgear:r7850_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » R7850 » Version: N/A
Netgear » Rax200 Firmware
Versions before (<) 1.0.4.120
cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax200 » Version: N/A
Netgear » Rs400 Firmware
Versions before (<) 1.5.1.80
cpe:2.3:o:netgear:rs400_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rs400 » Version: N/A
Netgear » Mr60 Firmware
Versions before (<) 1.0.6.116
cpe:2.3:o:netgear:mr60_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Mr60 » Version: N/A
Netgear » Ms60 Firmware
Versions before (<) 1.0.6.116
cpe:2.3:o:netgear:ms60_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Ms60 » Version: N/A
Netgear » Rax15 Firmware
Versions before (<) 1.0.3.96
cpe:2.3:o:netgear:rax15_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax15 » Version: N/A
Netgear » Rax20 Firmware
Versions before (<) 1.0.3.96
cpe:2.3:o:netgear:rax20_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax20 » Version: N/A
Netgear » Rax45 Firmware
Versions before (<) 1.0.3.96
cpe:2.3:o:netgear:rax45_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax45 » Version: N/A
Netgear » Rax50 Firmware
Versions before (<) 1.0.3.96
cpe:2.3:o:netgear:rax50_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax50 » Version: N/A
Netgear » Mk62 Firmware
Versions before (<) 1.0.6.116
cpe:2.3:o:netgear:mk62_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Mk62 » Version: N/A
Netgear » Rax35v2 Firmware
Versions before (<) 1.0.3.96
cpe:2.3:o:netgear:rax35v2_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax35v2 » Version: N/A
Netgear » Rax40v2 Firmware
Versions before (<) 1.0.3.96
cpe:2.3:o:netgear:rax40v2_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax40v2 » Version: N/A
Netgear » Rax43 Firmware
Versions before (<) 1.0.3.96
cpe:2.3:o:netgear:rax43_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Rax43 » Version: N/A
Netgear » Xr1000 Firmware
Versions before (<) 1.0.0.58
cpe:2.3:o:netgear:xr1000_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Xr1000 » Version: N/A
Netgear » Cbr750 Firmware
Versions before (<) 3.2.18.2
cpe:2.3:o:netgear:cbr750_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Cbr750 » Version: N/A
Netgear » Lax20 Firmware
Versions before (<) 1.1.6.28
cpe:2.3:o:netgear:lax20_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Netgear » Lax20 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-45616

EPSS FAQ

0.53%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 77 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-45616

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
10.0	HIGH	AV:N/AC:L/Au:N/C:C/I:C/A:C	10.0	10.0	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
9.6	CRITICAL	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H	2.8	6.0	MITRE
Attack Vector: Adjacent Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Changed Confidentiality: High Integrity: High Availability: High
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-45616

CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')

The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-45616

https://kb.netgear.com/000064527/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0576

Security Advisory for Pre-Authentication Command Injection on Some Routers and WiFi Systems, PSV-2020-0576 | Answer | NETGEAR Support
Vendor Advisory

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Vulnerability Details : CVE-2021-45616

Products affected by CVE-2021-45616

Exploit prediction scoring system (EPSS) score for CVE-2021-45616

CVSS scores for CVE-2021-45616

CWE ids for CVE-2021-45616

References for CVE-2021-45616