// For flags

CVE-2021-40397

 

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A privilege escalation vulnerability exists in the installation of Advantech WISE-PaaS/OTA Server 3.0.9. A specially-crafted file can be replaced in the system to escalate privileges to NT SYSTEM authority. An attacker can provide a malicious file to trigger this vulnerability.

Se presenta una vulnerabilidad de escalada de privilegios en la instalación de Advantech WISE-PaaS/OTA Server versión 3.0.9. Un archivo especialmente diseñado puede ser reemplazado en el sistema para escalar privilegios a la autoridad NT SYSTEM. Un atacante puede proporcionar un archivo malicioso para desencadenar esta vulnerabilidad

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-09-01 CVE Reserved
  • 2022-01-28 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-08-04 First Exploit
  • 2024-09-03 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-276: Incorrect Default Permissions
CAPEC
References (1)
URL Tag Source
URL Date SRC
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1409 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
Advantech
Search vendor "Advantech"
 Wise-paas\/ota
Search vendor "Advantech" for product "Wise-paas\/ota"
 3.0.9
Search vendor "Advantech" for product "Wise-paas\/ota" and version "3.0.9"
-
Affected