CVE-2020-16202 json
WebAccess Node (All versions prior to 9.0.1) has incorrect permissions set for resources used by specific services, which may allow code ex…
published 2020-09-22 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-8168
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 32%
- public exploits
- 0
- none known
Summary
WebAccess Node (All versions prior to 9.0.1) has incorrect permissions set for resources used by specific services, which may allow code execution with system privileges.
Patch / fix
- advantech webaccess 9.0.1
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-20-261-01 updated cvss 7.8
Advantech WebAccess Node
-
Advantech WebAccess Node < 9.0.1affected: mitigation “Advantech has released update 9.0.1 to mitigate this vulnerability.” support.advantech.com
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
Exploit prediction
0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- n/a WebAccess Node
Classification
- Weakness
-
- CWE-732 Incorrect Permission Assignment for Critical Resource
References
-
us-cert.cisa.gov
/ics/advisories/icsa-20-261-01
mitigation, third-party-advisory, us-government-resource
Sources
- CVE List CVE-2020-16202
- NVD CVE-2020-16202
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