CVE-2021-34865
HIGHNetgear Ac2100 Firmware < 1.2.0.88 - Authentication Bypass
Title source: ruleDescription
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of multiple NETGEAR routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the mini_httpd service, which listens on TCP port 80 by default. The issue results from incorrect string matching logic when accessing protected pages. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-13313.
Scores
CVSS v3
8.8
EPSS
0.0115
EPSS Percentile
78.6%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-697
CWE-287
Status
published
Products (17)
netgear/ac2100_firmware
< 1.2.0.88
netgear/ac2400_firmware
< 1.2.0.88
netgear/ac2600_firmware
< 1.2.0.88
netgear/d7000v1_firmware
< 1.0.1.80
netgear/r6220_firmware
< 1.1.0.110
netgear/r6230_firmware
< 1.1.0.110
netgear/r6260_firmware
< 1.1.0.84
netgear/r6330_firmware
< 1.1.0.84
netgear/r6350_firmware
< 1.1.0.84
netgear/r6700v2_firmware
< 1.2.0.88
... and 7 more
Published
Jan 25, 2022
Tracked Since
Feb 18, 2026