CVE-2020-12006
9.8
CRITICAL · CVSS 3.1 · EPSS 3.7% (pctl 89)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
Advantech WebAccess Node, Version 8.4.4 and prior, Version 9.0.0. Multiple relative path traversal vulnerabilities exist that may allow a low privilege user to overwrite files outside the application’s control.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.69% — more likely to be exploited than 89% of all CVEs |
| Weakness | CWE-23 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-05-08 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| advantech | webaccess |
References
- https://www.us-cert.gov/ics/advisories/icsa-20-128-01
- https://www.zerodayinitiative.com/advisories/ZDI-20-589/
- https://www.zerodayinitiative.com/advisories/ZDI-20-595/
- https://www.zerodayinitiative.com/advisories/ZDI-20-605/
- https://www.us-cert.gov/ics/advisories/icsa-20-128-01
- https://www.zerodayinitiative.com/advisories/ZDI-20-589/
- https://www.zerodayinitiative.com/advisories/ZDI-20-595/
- https://www.zerodayinitiative.com/advisories/ZDI-20-605/
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