CVE-2021-34980CWE-121

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

High · published January 13, 2022

CVSS v3.0
8.8
EPSS
1%
Percentile
71.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
8.8 · HIGH
Vector
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01372 · 71.7th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2022-01-13T21:44Z
EPSS history
Timeline
  • 13 JAN 21:44Z
    This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6260 1.1.0.78_1.0.1 routers
    cvelistv5