CVE-2021-45623

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects R7800 before 1.0.2.74, R9000 before 1.0.5.2, and XR500 before 2.3.2.66.

CVSS v3 8.3 HIGH
CVSS v2.0 7.5 HIGH

8.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.5

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact LOW

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://kb.netgear.com/000064449/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2019-0203	Patch Vendor Advisory
https://kb.netgear.com/000064449/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2019-0203	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:netgear:xr500_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:netgear:xr500:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:32

Type	Values Removed	Values Added
References	~~() https://kb.netgear.com/000064449/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2019-0203 - Patch, Vendor Advisory~~	() https://kb.netgear.com/000064449/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2019-0203 - Patch, Vendor Advisory
CVSS	v2 : ~~7.5~~ v3 : ~~9.8~~	v2 : 7.5 v3 : 8.3

Information

Published : 2021-12-26 01:15

Updated : 2024-11-21 06:32

NVD link : CVE-2021-45623

Mitre link : CVE-2021-45623

CVE.ORG link : CVE-2021-45623

JSON object : View

Products Affected

netgear

r7800_firmware
r7800
r9000
xr500_firmware
r9000_firmware
xr500

CWE

CWE-77

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

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