CVE-2022-27642
HIGHNETGEAR Multiple Router Firmware - Unauthenticated Incorrect Authorization via httpd String Matching
Title source: llmDescription
This vulnerability allows network-adjacent attackers to bypass authentication 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 httpd service. The issue results from incorrect string matching logic when accessing protected pages. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-15854.
References (2)
Core 2
Core References
Vendor Advisory
https://kb.netgear.com/000064723/Security-Advisory-for-Multiple-Vulnerabilities-on-Multiple-Products-PSV-2021-0327
Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-22-518/
Scores
CVSS v3
8.8
EPSS
0.0009
EPSS Percentile
26.1%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-863
Status
published
Products (33)
netgear/cax80_firmware
< 2.1.3.7
netgear/lax20_firmware
< 1.1.6.34
netgear/mr60_firmware
< 1.1.6.124
netgear/mr80_firmware
< 1.1.6.14
netgear/ms60_firmware
< 1.1.6.124
netgear/ms80_firmware
< 1.1.6.14
netgear/r6400_firmware
< 1.0.1.78
netgear/r6700_firmware
< 1.0.4.126
netgear/r6900p_firmware
< 1.3.3.148
netgear/r7000_firmware
< 1.0.11.134
... and 23 more
Published
Mar 29, 2023
Tracked Since
Feb 18, 2026