VULNERABILITY INTELLIGENCE

CVE-2020-13554

CVSS score7.8 HIGH
EPSS probability0.55%
CISA KEVNot currently listed
Published2021-03-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • talos-cna@cisco.com: CWE-276
  • nvd@nist.gov: CWE-276

Primary references