// For flags

CVE-2021-45391

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A Buffer Overflow vulnerability exists in Tenda Router AX12 V22.03.01.21_CN in the sub_422CE4 function in the goform/setIPv6Status binary file /usr/sbin/httpd via the conType parameter, which causes a Denial of Service.

Se presenta una vulnerabilidad de desbordamiento de búfer en Tenda Router AX12 versión V22.03.01.21_CN en la función sub_422CE4 del archivo binario goform/setIPv6Status /usr/sbin/httpd por medio del parámetro conType, que causa una Denegación de Servicio

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-12-20 CVE Reserved
  • 2022-02-16 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-08-04 First Exploit
  • 2024-09-22 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Tenda
Search vendor "Tenda"
 Ax12 Firmware
Search vendor "Tenda" for product "Ax12 Firmware"
 22.03.01.21_cn
Search vendor "Tenda" for product "Ax12 Firmware" and version "22.03.01.21_cn"
-
Affected
in Tenda
Search vendor "Tenda"
 Ax12
Search vendor "Tenda" for product "Ax12"
--
Safe