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CVE-2020-13554

nvd nist
Published: Mar 3, 2021Modified: Jun 17, 2026

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7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: NVD

Description

An exploitable local privilege elevation vulnerability exists in the file system permissions of Advantech WebAccess/SCADA 9.0.1 installation. In webvrpcs Run Key Privilege Escalation in installation folder of WebAccess, an attacker can either replace binary or loaded modules to execute code with NT SYSTEM privilege.

Affected (1)

Advantech
1 product
Webaccess/scada
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Webaccess/scada
Version 9.0.1

Related CWEs

CWE-276
Incorrect Default Permissions
During installation, installed file permissions are set to allow anyone to modify those files.

References (2)

Source: talos-cna@cisco.com
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory

Timeline

No history available yet.