Skip to content
OpenAdvisories
High · 8.8 CVE-2021-34980 EUVD-2021-21627GHSA-65c2-8xvq-gj7j

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1.1.0.78_1.0.1 ro…

Published Jan 13, 2022 · Updated Aug 4, 2024 · Assigned by zdi

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1.1.0.78_1.0.1 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the setupwizard.cgi page. When parsing the SOAP_LOGIN_TOKEN environment variable, the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-14107.

Affected products

VendorProductAffectedFixed
NETGEAR R6260 1.1.0.78_1.0.1 —

References