CVE-2021-45382

D-Link Multiple Routers Remote Code Execution Vulnerability

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

A Remote Command Execution (RCE) vulnerability exists in all series H/W revisions D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L, and DIR-836L routers via the DDNS function in ncc2 binary file. Note: DIR-810L, DIR-820L, DIR-830L, DIR-826L, DIR-836L, all hardware revisions, have reached their End of Life ("EOL") /End of Service Life ("EOS") Life-Cycle and as such this issue will not be patched.

Se presenta una vulnerabilidad de Ejecución de Comandos Remota (RCE) en todas las revisiones H/W de la serie de routers D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L y DIR-836L por medio de la función DDNS en el archivo binario ncc2. Nota: Los DIR-810L, DIR-820L, DIR-830L, DIR-826L, DIR-836L, todas las revisiones de hardware, han llegado al final de su vida útil ("EOL") / fin de la vida útil ("EOS") y, por lo tanto, este problema no será parcheado

A remote code execution vulnerability exists in all series H/W revisions routers via the DDNS function in ncc2 binary file.

*Credits: N/A

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

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-12-20 CVE Reserved
2022-02-17 CVE Published
2022-04-04 Exploited in Wild
2022-04-25 KEV Due Date
2024-08-04 CVE Updated
2024-08-04 First Exploit
2024-10-20 EPSS Updated

CWE

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/doudoudedi/D-LINK_Command_Injection1/blob/main/D-LINK_Command_injection.md	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10264	2023-08-08

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Dlink Search vendor "Dlink"	Dir-820l Firmware Search vendor "Dlink" for product "Dir-820l Firmware"	-	-	Affected	in	Dlink Search vendor "Dlink"	Dir-820l Search vendor "Dlink" for product "Dir-820l"	-	-	Safe
Dlink Search vendor "Dlink"	Dir-820lw Firmware Search vendor "Dlink" for product "Dir-820lw Firmware"	-	-	Affected	in	Dlink Search vendor "Dlink"	Dir-820lw Search vendor "Dlink" for product "Dir-820lw"	-	-	Safe
Dlink Search vendor "Dlink"	Dir-826l Firmware Search vendor "Dlink" for product "Dir-826l Firmware"	-	-	Affected	in	Dlink Search vendor "Dlink"	Dir-826l Search vendor "Dlink" for product "Dir-826l"	-	-	Safe
Dlink Search vendor "Dlink"	Dir-830l Firmware Search vendor "Dlink" for product "Dir-830l Firmware"	-	-	Affected	in	Dlink Search vendor "Dlink"	Dir-830l Search vendor "Dlink" for product "Dir-830l"	-	-	Safe
Dlink Search vendor "Dlink"	Dir-836l Firmware Search vendor "Dlink" for product "Dir-836l Firmware"	-	-	Affected	in	Dlink Search vendor "Dlink"	Dir-836l Search vendor "Dlink" for product "Dir-836l"	-	-	Safe
Dlink Search vendor "Dlink"	Dir-810l Firmware Search vendor "Dlink" for product "Dir-810l Firmware"	-	-	Affected	in	Dlink Search vendor "Dlink"	Dir-810l Search vendor "Dlink" for product "Dir-810l"	-	-	Safe