CVE-2022-27644: This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of NETGEAR R6700v3…

PriorityP353high8.8CVSS 3.1

AVAACLPRNUINSUCHIHAH

EPSS

0.34%

26.1th percentile

This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of NETGEAR R6700v3 1.0.4.120_10.0.91 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the downloading of files via HTTPS. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-15797.

Affected

25 ranges

Vendor	Product	Version range	Fixed in
netgear	cbr40_firmware	< 2.5.0.28	2.5.0.28
netgear	lbr1020_firmware	< 2.7.4.2	2.7.4.2
netgear	lbr20_firmware	< 2.7.4.2	2.7.4.2
netgear	r6400_firmware	< 1.0.4.126	1.0.4.126
netgear	r6700_firmware	< 1.0.4.126	1.0.4.126
netgear	r6700v3	—	—
netgear	r6900p_firmware	< 1.3.3.148	1.3.3.148
netgear	r7000_firmware	< 1.0.11.134	1.0.11.134
netgear	r7000p_firmware	< 1.3.3.148	1.3.3.148
netgear	r7850_firmware	< 1.0.5.84	1.0.5.84
netgear	r7960p_firmware	< 1.4.3.88	1.4.3.88
netgear	r8000_firmware	< 1.0.4.84	1.0.4.84
netgear	r8000p_firmware	< 1.4.3.88	1.4.3.88
netgear	rax200_firmware	< 1.0.6.138	1.0.6.138
netgear	rax75_firmware	< 1.0.6.138	1.0.6.138
netgear	rax80_firmware	< 1.0.6.138	1.0.6.138
netgear	rbr10_firmware	< 2.7.4.24	2.7.4.24
netgear	rbr20_firmware	< 2.7.4.24	2.7.4.24
netgear	rbr40_firmware	< 2.7.4.24	2.7.4.24
netgear	rbr50_firmware	< 2.7.4.24	2.7.4.24
netgear	rbs10_firmware	< 2.7.4.24	2.7.4.24
netgear	rbs20_firmware	< 2.7.4.24	2.7.4.24
netgear	rbs40_firmware	< 2.7.4.24	2.7.4.24
netgear	rbs50_firmware	< 2.7.4.24	2.7.4.24
netgear	rs400_firmware	< 1.5.1.86	1.5.1.86

CVSS provenance

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

nvdv3.05.0MEDIUMCVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

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