CVE-2021-34865

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Summary

CVECVE-2021-34865
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-01-25 16:15:00 UTC
Updated2022-10-27 11:53:00 UTC
DescriptionThis 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.

Risk And Classification

Problem Types: CWE-697

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Netgear Ac2100 - All All All
Operating System Netgear Ac2100 Firmware All All All All
Hardware Netgear Ac2400 - All All All
Operating System Netgear Ac2400 Firmware All All All All
Hardware Netgear Ac2600 - All All All
Operating System Netgear Ac2600 Firmware All All All All
Hardware Netgear D7000v1 - All All All
Operating System Netgear D7000v1 Firmware All All All All
Hardware Netgear R6220 - All All All
Operating System Netgear R6220 Firmware All All All All
Hardware Netgear R6230 - All All All
Operating System Netgear R6230 Firmware All All All All
Hardware Netgear R6260 - All All All
Operating System Netgear R6260 Firmware All All All All
Hardware Netgear R6330 - All All All
Operating System Netgear R6330 Firmware All All All All
Hardware Netgear R6350 - All All All
Operating System Netgear R6350 Firmware All All All All
Hardware Netgear R6700v2 - All All All
Operating System Netgear R6700v2 Firmware All All All All
Hardware Netgear R6800 - All All All
Operating System Netgear R6800 Firmware All All All All
Hardware Netgear R6850 - All All All
Operating System Netgear R6850 Firmware All All All All
Hardware Netgear R6900v2 - All All All
Operating System Netgear R6900v2 Firmware All All All All
Hardware Netgear R7200 - All All All
Operating System Netgear R7200 Firmware All All All All
Hardware Netgear R7350 - All All All
Operating System Netgear R7350 Firmware All All All All
Hardware Netgear R7400 - All All All
Operating System Netgear R7400 Firmware All All All All
Hardware Netgear R7450 - All All All
Operating System Netgear R7450 Firmware All All All All

References

ReferenceSourceLinkTags
Security Advisory for Authentication Bypass Vulnerability on Some Routers, PSV-2021-0083 | Answer | NETGEAR Support MISC kb.netgear.com
ZDI-21-1051 | Zero Day Initiative MISC www.zerodayinitiative.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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