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MitreCVE-2018-21142

HistoryApr 23, 2020 - 9:15 p.m.

CVE-2018-21142

2020-04-2321:15:11

mitre

web.nvd.nist.gov

netgear

denial of service

vulnerability

router

cve-2018-21142

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

Certain NETGEAR devices are affected by denial of service. This affects R6100 before 1.0.1.22, R7500 before 1.0.0.122, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, and WNR2000v5 before 1.0.0.64.

Affected configurations

Nvd

Node

netgearr6100_firmwareRange<1.0.1.22

AND

netgearr6100Match-

Node

netgearr7500_firmwareRange<1.0.0.122

AND

netgearr7500Match-

Node

netgearr7800_firmwareRange<1.0.2.42

AND

netgearr7800Match-

Node

netgearr8900_firmwareRange<1.0.3.10

AND

netgearr8900Match-

Node

netgearr9000_firmwareRange<1.0.3.10

AND

netgearr9000Match-

Node

netgearwndr3700_firmwareRange<1.0.2.96

AND

netgearwndr3700Matchv4

Node

netgearwndr4300_firmwareRange<1.0.2.98

AND

netgearwndr4300Match-

Node

netgearwndr4500_firmwareRange<1.0.0.54

AND

netgearwndr4500Matchv3

Node

netgearwnr2000_firmwareRange<1.0.0.64

AND

netgearwnr2000Matchv5

Node

netgearwndr4300_firmwareRange<1.0.0.54

AND

netgearwndr4300Matchv2

VendorProductVersionCPE
netgearr6100_firmware*cpe:2.3:o:netgear:r6100_firmware:*:*:*:*:*:*:*:*
netgearr6100-cpe:2.3:h:netgear:r6100:-:*:*:*:*:*:*:*
netgearr7500_firmware*cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:*
netgearr7500-cpe:2.3:h:netgear:r7500:-:*:*:*:*:*:*:*
netgearr7800_firmware*cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*
netgearr7800-cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:*
netgearr8900_firmware*cpe:2.3:o:netgear:r8900_firmware:*:*:*:*:*:*:*:*
netgearr8900-cpe:2.3:h:netgear:r8900:-:*:*:*:*:*:*:*
netgearr9000_firmware*cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*
netgearr9000-cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
netgear	r6100_firmware	*	cpe:2.3:o:netgear:r6100_firmware::::::::
netgear	r6100	-	cpe:2.3:h:netgear:r6100:-:::::::*
netgear	r7500_firmware	*	cpe:2.3:o:netgear:r7500_firmware::::::::
netgear	r7500	-	cpe:2.3:h:netgear:r7500:-:::::::*
netgear	r7800_firmware	*	cpe:2.3:o:netgear:r7800_firmware::::::::
netgear	r7800	-	cpe:2.3:h:netgear:r7800:-:::::::*
netgear	r8900_firmware	*	cpe:2.3:o:netgear:r8900_firmware::::::::
netgear	r8900	-	cpe:2.3:h:netgear:r8900:-:::::::*
netgear	r9000_firmware	*	cpe:2.3:o:netgear:r9000_firmware::::::::
netgear	r9000	-	cpe:2.3:h:netgear:r9000:-:::::::*

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1-10 of 191

References

kb.netgear.com/000059491/Security-Advisory-for-Denial-of-Service-on-Some-Routers-PSV-2017-3169

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

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