What is CVE-2020-13551?

CVE-2020-13551 is a high-severity vulnerability in Advantech Webaccess\/scada, classified under Incorrect Default Permissions. CVSS score: 8.8/10. Published 2021-02-17.

How severe is CVE-2020-13551?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Advantech Webaccess\/scada

CVE-2020-13551

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

EPSS: 0.005 (39.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Advantech Webaccess\/scada — versions 9.0.1
N/a Advantech — versions Advantech WebAccess/SCADA 9.0.1

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

talos-cna@cisco.com (Technical Description, Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-13551?: CVE-2020-13551 is a high-severity vulnerability in Advantech Webaccess\/scada, classified under Incorrect Default Permissions. CVSS score: 8.8/10. Published 2021-02-17.
How severe is CVE-2020-13551?: High severity. CVSS v3 base score is 8.8 out of 10.