CVE-2021-27251CWE-319

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Nighthawk R7800

High · published April 14, 2021

CVSS v3.0
8.8
EPSS
1%
Percentile
53.8
In the wild
Unconfirmed
What it is

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Nighthawk R7800. Authentication is not required to exploit this vulnerability The specific flaw exists within handling of firmware updates. The issue results from a fallback to a insecure protocol to deliver updates. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12308.

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
0.00731 · 53.8th percentile
Weakness
CWE-319 · Cleartext Transmission of Sensitive Information
Published
2021-04-14T15:45Z
EPSS history
Timeline
  • 14 APR 15:45Z
    This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Nighthawk R7800
    cvelistv5