What’s Vulnerable › Vulnerabilities

CVE-2020-13555

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-02-17 · updated 2026-06-17
• Weakness: CWE-276

Description

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

Affected products

• Advantech Webaccess/Scada: 9.0.1

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2020-1169
• https://talosintelligence.com/vulnerability_reports/TALOS-2020-1169

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