// For flags

CVE-2021-38685

Command Injection Vulnerability in VioStor

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

A command injection vulnerability has been reported to affect QNAP device, VioStor. If exploited, this vulnerability allows remote attackers to run arbitrary commands. We have already fixed this vulnerability in the following versions of QVR: QVR FW 5.1.6 build 20211109 and later

Se ha informado de una vulnerabilidad de inyección de comandos que afecta al dispositivo de QNAP, VioStor. Si es explotada, esta vulnerabilidad permite a atacantes remotos ejecutar comandos arbitrarios. Ya hemos corregido esta vulnerabilidad en las siguientes versiones de QVR: QVR FW 5.1.6 build 20211109 y posteriores

*Credits: JPCERT/CC
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
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-08-13 CVE Reserved
  • 2021-11-26 CVE Published
  • 2024-08-11 EPSS Updated
  • 2024-09-17 CVE 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
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
URL Date SRC
https://www.qnap.com/en/security-advisory/qsa-21-51 2021-12-02
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Qnap
Search vendor "Qnap"
 Qvr
Search vendor "Qnap" for product "Qvr"
 < 5.1.6
Search vendor "Qnap" for product "Qvr" and version " < 5.1.6"
-
Affected