// For flags

CVE-2022-43646

D-Link DIR-825/EE xupnpd Vimeo Plugin Command Injection Remote Code Execution Vulnerability

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-825 1.0.9/EE routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the Vimeo plugin for the xupnpd service, which listens on TCP port 4044. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the admin user. Was ZDI-CAN-19463.

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-825/EE routers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the Vimeo plugin for the xupnpd service, which listens on TCP port 4044. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the admin user.

*Credits: Dmitry "InfoSecDJ" Janushkevich of Trend Micro Zero Day Initiative
CVSS Scores
Attack Vector
Adjacent
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
  • 2022-10-21 CVE Reserved
  • 2022-12-28 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-09-08 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CAPEC
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-825\/ee Firmware
Search vendor "Dlink" for product "Dir-825\/ee Firmware"
 <= 1.0.9
Search vendor "Dlink" for product "Dir-825\/ee Firmware" and version " <= 1.0.9"
-
Affected
in Dlink
Search vendor "Dlink"
 Dir-825\/ee
Search vendor "Dlink" for product "Dir-825\/ee"
 r2
Search vendor "Dlink" for product "Dir-825\/ee" and version "r2"
-
Safe
Dlink
Search vendor "Dlink"
 Dir-825\/ac Firmware
Search vendor "Dlink" for product "Dir-825\/ac Firmware"
 <= 1.0.9
Search vendor "Dlink" for product "Dir-825\/ac Firmware" and version " <= 1.0.9"
-
Affected
in Dlink
Search vendor "Dlink"
 Dir-825\/ac
Search vendor "Dlink" for product "Dir-825\/ac"
 g1a
Search vendor "Dlink" for product "Dir-825\/ac" and version "g1a"
-
Safe