Skip to main content

Rbk752 Firmware CVE-2021-45559

MEDIUM
Command Injection (CWE-77)
2021-12-26 cve@mitre.org
Netgear Command Injection Rbk752 Firmware Rbr750 Firmware Rbs750 Firmware Rbk852 Firmware Rbr850 Firmware Rbs850 Firmware
6.8
CVSS 3.1 · NVD
Share

Severity by source

NVD PRIMARY
6.8 MEDIUM
AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Dec 26, 2021 - 01:15 nvd
MEDIUM 6.8

DescriptionNVD

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RBK752 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK852 before 3.2.16.6, RBR850 before 3.2.16.6, and RBS850 before 3.2.16.6.

AnalysisAI

Certain NETGEAR devices are affected by command injection by an authenticated user. Rated medium severity (CVSS 6.8), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RBK752 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK852 before 3.2.16.6, RBR850 before 3.2.16.6, and RBS850 before 3.2.16.6. Affected products include: Netgear Rbk752 Firmware, Netgear Rbr750 Firmware, Netgear Rbs750 Firmware, Netgear Rbk852 Firmware, Netgear Rbr850 Firmware. Version information: before 3.2.16.6.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.

More in Rbk752 Firmware

View all
CVE-2021-45630 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45622 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45621 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45620 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45617 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45616 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45614 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45613 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45612 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS

CVE-2021-45527 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. Rated critical severity (CVSS 9.8),

CVE-2021-45509 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by authentication bypass. Rated critical severity (CVSS 9.8), this vulnerability is
CVE-2021-45508 CRITICAL
9.8 Dec 26

Certain NETGEAR devices are affected by authentication bypass. Rated critical severity (CVSS 9.8), this vulnerability is

Same weakness CWE-77 – Command Injection

View all
CVE-2024-21887 CRITICAL POC
9.1
CVE-2012-1823 CRITICAL POC
9.8
CVE-2016-1555 CRITICAL POC
9.8
CVE-2015-2051 HIGH POC
8.8
CVE-2017-6327 HIGH POC
8.8
CVE-2023-34960 CRITICAL POC
9.8
CVE-2023-37679 CRITICAL POC
9.8
CVE-2025-10035 CRITICAL POC
10.0

Same technique Command Injection

View all
CVE-2012-1823 CRITICAL POC
9.8
CVE-2016-1555 CRITICAL POC
9.8
CVE-2014-6271 CRITICAL POC
9.8
CVE-2015-2051 HIGH POC
8.8
CVE-2014-6278 HIGH POC
8.8
CVE-2017-6334 HIGH POC
8.8
CVE-2024-50603 CRITICAL POC
10.0
CVE-2025-64328 HIGH POC
8.6

Share

CVE-2021-45559 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy