CVE-2018-21131

Severity Score

9.1

*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 unauthenticated firmware downgrade. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.

Determinados dispositivos NETGEAR están afectados por una degradación de firmware no autenticada. Esto afecta a WAC505 versiones anteriores a 5.0.0.17 y WAC510 versiones anteriores a 5.0.0.17.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-04-20 CVE Reserved
2020-04-23 CVE Published
2023-03-07 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://kb.netgear.com/000060244/Security-Advisory-for-Unauthenticated-Firmware-Downgrade-on-Some-Wireless-Access-Points-PSV-2018-0269	2020-04-24

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Netgear Search vendor "Netgear"	Wac505 Firmware Search vendor "Netgear" for product "Wac505 Firmware"	< 5.0.0.17 Search vendor "Netgear" for product "Wac505 Firmware" and version " < 5.0.0.17"	-	Affected	in	Netgear Search vendor "Netgear"	Wac505 Search vendor "Netgear" for product "Wac505"	-	-	Safe
Netgear Search vendor "Netgear"	Wac510 Firmware Search vendor "Netgear" for product "Wac510 Firmware"	< 5.0.0.17 Search vendor "Netgear" for product "Wac510 Firmware" and version " < 5.0.0.17"	-	Affected	in	Netgear Search vendor "Netgear"	Wac510 Search vendor "Netgear" for product "Wac510"	-	-	Safe