// For flags

CVE-2021-40408

 

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An OS command injection vulnerability exists in the device network settings functionality of reolink RLC-410W v3.0.0.136_20121102. At [1] or [2], based on DDNS type, the ddns->username variable, that has the value of the userName parameter provided through the SetDdns API, is not validated properly. This would lead to an OS command injection.

Se presenta una vulnerabilidad de inyección de comandos del Sistema Operativo en la funcionalidad device network settings del dispositivo reolink RLC-410W versión v3.0.0.136_20121102. En [1] o [2], según el tipo de DDNS, la variable ddns-)username, que presenta el valor del parámetro userName proporcionado mediante la API SetDdns, no es comprobada apropiadamente. Esto conllevaría a una inyección de comandos del Sistema Operativo

*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
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-09-01 CVE Reserved
  • 2022-01-28 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-08-04 First Exploit
  • 2025-02-14 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CAPEC
References (1)
URL Tag Source
URL Date SRC
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1424 2024-08-04
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Reolink
Search vendor "Reolink"
 Rlc-410w Firmware
Search vendor "Reolink" for product "Rlc-410w Firmware"
 3.0.0.136_20121102
Search vendor "Reolink" for product "Rlc-410w Firmware" and version "3.0.0.136_20121102"
-
Affected
in Reolink
Search vendor "Reolink"
 Rlc-410w
Search vendor "Reolink" for product "Rlc-410w"
--
Safe