CVE Vulnerability

CVE-2021-40397

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.

9.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1409 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:advantech:wise-paas/ota:3.0.9:*:*:*:*:*:*:*
Information

Published : 2022-01-28 08:15

Updated : 2022-07-30 03:47

NVD link : CVE-2021-40397

Mitre link : CVE-2021-40397

Products Affected
No products.
CWE
CWE-276

Incorrect Default Permissions