CVE-2021-27251 (GCVE-0-2021-27251)

Vulnerability from cvelistv5 – Published: 2021-04-14 15:45 – Updated: 2024-08-03 20:48
VLAI?
Summary
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.
Severity ?
8.8 (High)
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-319 - Cleartext Transmission of Sensitive Information
Assigner
zdi
References
Impacted products
Vendor Product Version
NETGEAR R7800 Affected: 1.0.2.76
Create a notification for this product.
Credits
Team FLASHBACK: Pedro Ribeiro (@pedrib1337 | pedrib@gmail.com) + Radek Domanski (@RabbitPro)
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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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