Vulnerability in Advantech Webaccess\/scada
CVE-2020-13554
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.
EPSS: 0.005 (42.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/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)
Public proof-of-concept exploits
References
- talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-13554?
- CVE-2020-13554 is a high-severity vulnerability in Advantech Webaccess\/scada, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2021-03-03.
- How severe is CVE-2020-13554?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-13554 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.