// For flags

CVE-2021-34236

 

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Buffer Overflow in Netgear R8000 Router with firmware v1.0.4.56 allows remote attackers to execute arbitrary code or cause a denial-of-service by sending a crafted POST to '/bd_genie_create_account.cgi' with a sufficiently long parameter 'register_country'.

Un Desbordamiento de Búfer en el Enrutador Netgear R8000 con versiones de firmware v1.0.4.56, permite a atacantes remotos ejecutar código arbitrario o causar una denegación de servicio mediante el envío de un POST manipulado a "/bd_genie_create_account.cgi" con un parámetro suficientemente largo "register_country"

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-06-07 CVE Reserved
  • 2022-09-07 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-08-22 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Netgear
Search vendor "Netgear"
 R8000 Firmware
Search vendor "Netgear" for product "R8000 Firmware"
 1.0.4.56
Search vendor "Netgear" for product "R8000 Firmware" and version "1.0.4.56"
-
Affected
in Netgear
Search vendor "Netgear"
 R8000
Search vendor "Netgear" for product "R8000"
--
Safe