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MitreCVE-2018-21204

HistoryApr 28, 2020 - 4:15 p.m.

CVE-2018-21204

2020-04-2816:15:13

CWE-787

mitre

web.nvd.nist.gov

netgear

devices

security vulnerability

cve-2018-21204

buffer overflow

nvd

CVSS2

5.8

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.9

Confidence

High

EPSS

0.001

Percentile

34.2%

JSON

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.

Affected configurations

Nvd

Node

netgeard7800_firmwareRange<1.0.1.30

AND

netgeard7800Match-

Node

netgearr6100_firmwareRange<1.0.1.20

AND

netgearr6100Match-

Node

netgearr7500_firmwareRange<1.0.0.118

AND

netgearr7500Match-

Node

netgearr7500_firmwareRange<1.0.3.24

AND

netgearr7500Matchv2

Node

netgearr7800_firmwareRange<1.0.2.40

AND

netgearr7800Match-

Node

netgearr9000Match-

AND

netgearr9000_firmwareRange<1.0.2.52

Node

netgearwndr3700_firmwareRange<1.0.2.96

AND

netgearwndr3700Matchv4

Node

netgearwndr4300_firmwareRange<1.0.2.98

AND

netgearwndr4300Match-

Node

netgearwndr4300_firmwareRange<1.0.0.50

AND

netgearwndr4300Matchv2

Node

netgearwndr4500_firmwareRange<1.0.0.50

AND

netgearwndr4500Matchv3

VendorProductVersionCPE
netgeard7800_firmware*cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:*
netgeard7800-cpe:2.3:h:netgear:d7800:-:*:*:*:*:*:*:*
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:-:*:*:*:*:*:*:*
netgearr7500v2cpe:2.3:h:netgear:r7500:v2:*:*:*:*:*:*:*
netgearr7800_firmware*cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*
netgearr7800-cpe:2.3:h:netgear:r7800:-:*:*:*:*:*:*:*
netgearr9000-cpe:2.3:h:netgear:r9000:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
netgear	d7800_firmware	*	cpe:2.3:o:netgear:d7800_firmware::::::::
netgear	d7800	-	cpe:2.3:h:netgear:d7800:-:::::::*
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	r7500	v2	cpe:2.3:h:netgear:r7500:v2:::::::*
netgear	r7800_firmware	*	cpe:2.3:o:netgear:r7800_firmware::::::::
netgear	r7800	-	cpe:2.3:h:netgear:r7800:-:::::::*
netgear	r9000	-	cpe:2.3:h:netgear:r9000:-:::::::*

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1-10 of 181

References

kb.netgear.com/000055145/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Routers-and-Gateways-PSV-2017-2569

CVSS2

5.8

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.9

Confidence

High

EPSS

0.001

Percentile

34.2%

JSON

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