// For flags

CVE-2021-38678

Open Redirect Vulnerability in QcalAgent

Severity Score

6.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An open redirect vulnerability has been reported to affect QNAP device running QcalAgent. If exploited, this vulnerability allows attackers to redirect users to an untrusted page that contains malware. We have already fixed this vulnerability in the following versions of QcalAgent: QcalAgent 1.1.7 and later

Se ha informado de una vulnerabilidad de redireccionamiento abierto que afecta al dispositivo QNAP que ejecuta QcalAgent. Si es explotado, esta vulnerabilidad permite a atacantes redirigir a usuarios a una página no confiable que contiene malware. Ya hemos corregido esta vulnerabilidad en las siguientes versiones de QcalAgent: QcalAgent 1.1.7 y posteriores

*Credits: Tony Martin, a security researcher
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-08-13 CVE Reserved
  • 2022-01-14 CVE Published
  • 2024-09-17 CVE Updated
  • 2024-09-29 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
URL Date SRC
https://www.qnap.com/en/security-advisory/qsa-21-60 2022-01-19
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Qnap
Search vendor "Qnap"
 Qcalagent
Search vendor "Qnap" for product "Qcalagent"
 < 1.1.7
Search vendor "Qnap" for product "Qcalagent" and version " < 1.1.7"
-
Affected