What’s Vulnerable › Vulnerabilities

CVE-2020-10621

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-09 · updated 2026-06-17
• Weakness: CWE-434

Description

Multiple issues exist that allow files to be uploaded and executed on the WebAccess/NMS (versions prior to 3.0.2).

Affected products

• Advantech Webaccess/Nms: before 3.0.2 — fixed in 3.0.2

How to fix

Upgrade to a fixed version: Advantech Webaccess/Nms 3.0.2. Check the vendor advisory for mitigations.

References

• https://www.us-cert.gov/ics/advisories/icsa-20-098-01
• https://www.us-cert.gov/ics/advisories/icsa-20-098-01

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