CVE-2021-40396

A privilege escalation vulnerability exists in the installation of Advantech DeviceOn/iService 1.1.7. 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.

CVSS v3 8.8 HIGH
CVSS v2.0 7.2 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.0 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1408	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:advantech:deviceon\/iservice:1.1.7:*:*:*:*:*:*:*

History

No history.

Information

Published : 2022-01-28 20:15

Updated : 2022-05-31 18:24

NVD link : CVE-2021-40396

Mitre link : CVE-2021-40396

CVE.ORG link : CVE-2021-40396

JSON object : View

Products Affected

advantech

deviceon\/iservice

CWE

CWE-276

Incorrect Default Permissions

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