CVE-2021-38529

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D7800 before 1.0.1.56, R7800 before 1.0.2.68, R8900 before 1.0.4.26, and R9000 before 1.0.4.26.

Determinados dispositivos NETGEAR están afectados por una inyección de comandos por un atacante no autenticado. Esto afecta a D7800 versiones anteriores a 1.0.1.56, R7800 versiones anteriores a 1.0.2.68, R8900 versiones anteriores a 1.0.4.26 y R9000 versiones anteriores a 1.0.4.26

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-08-10 CVE Reserved
2021-08-11 CVE Published
2024-05-22 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

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

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://kb.netgear.com/000063765/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-and-Gateways-PSV-2018-0616	2021-08-18

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Netgear Search vendor "Netgear"	D7800 Firmware Search vendor "Netgear" for product "D7800 Firmware"	< 1.0.1.56 Search vendor "Netgear" for product "D7800 Firmware" and version " < 1.0.1.56"	-	Affected	in	Netgear Search vendor "Netgear"	D7800 Search vendor "Netgear" for product "D7800"	-	-	Safe
Netgear Search vendor "Netgear"	R7800 Firmware Search vendor "Netgear" for product "R7800 Firmware"	< 1.0.2.68 Search vendor "Netgear" for product "R7800 Firmware" and version " < 1.0.2.68"	-	Affected	in	Netgear Search vendor "Netgear"	R7800 Search vendor "Netgear" for product "R7800"	-	-	Safe
Netgear Search vendor "Netgear"	R8900 Firmware Search vendor "Netgear" for product "R8900 Firmware"	< 1.0.4.26 Search vendor "Netgear" for product "R8900 Firmware" and version " < 1.0.4.26"	-	Affected	in	Netgear Search vendor "Netgear"	R8900 Search vendor "Netgear" for product "R8900"	-	-	Safe
Netgear Search vendor "Netgear"	R9000 Firmware Search vendor "Netgear" for product "R9000 Firmware"	< 1.0.4.26 Search vendor "Netgear" for product "R9000 Firmware" and version " < 1.0.4.26"	-	Affected	in	Netgear Search vendor "Netgear"	R9000 Search vendor "Netgear" for product "R9000"	-	-	Safe