CVE-2018-21202: 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…

PriorityP352high8.8CVSS 3.1

AVAACLPRNUINSUCHIHAH

EPSS

0.72%

49.8th percentile

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 1.0.0.54, and WNDR4500v3 before 1.0.0.54.

Affected

9 ranges

Vendor	Product	Version range	Fixed in
netgear	d7800_firmware	< 1.0.1.30	1.0.1.30
netgear	r6100_firmware	< 1.0.1.20	1.0.1.20
netgear	r7500_firmware	< 1.0.3.24	1.0.3.24
netgear	r7800_firmware	< 1.0.2.40	1.0.2.40
netgear	r9000_firmware	< 1.0.2.52	1.0.2.52
netgear	wndr3700_firmware	< 1.0.2.96	1.0.2.96
netgear	wndr4300_firmware	< 1.0.2.98	1.0.2.98
netgear	wndr4300_firmware	< 1.0.0.54	1.0.0.54
netgear	wndr4500_firmware	< 1.0.0.54	1.0.0.54

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv3.08.8HIGHCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv2.05.8MEDIUMAV:A/AC:L/Au:N/C:P/I:P/A:P

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.