An exploitable local privilege elevation vulnerability exists in the file system permissions of Advantech WebAccess/SCADA 9.0.1 installation
Published Feb 17, 2021
8.8
HIGHCVSS 3.1
EPSS 0.50%
Description
An exploitable local privilege elevation vulnerability exists in the file system permissions of Advantech WebAccess/SCADA 9.0.1 installation. In privilege escalation via multiple service executables in installation folder of WebAccess, an attacker can either replace binary or loaded modules to execute code with NT SYSTEM privilege.
Affected products
- Vendor n/a Product Advantech Defaultn/a
- Version Advantech WebAccess/SCADA 9.0.1StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Advantech | n/a |
|
- 9.0.1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
Score over time
2021-2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (12 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 0.50% (0.00504) | 40.91th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.50% (0.00504) | 42.07th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.05% (0.00051) | 20.64th | v3 (v2023.03.01) |
| Jun 22, 2024 | 0.05% (0.00051) | 20.28th | v3 (v2023.03.01) |
| May 8, 2024 | 0.05% (0.00048) | 16.78th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00048) | 14.74th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.04% (0.01036) | 43.31th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.04% (0.01036) | 39.16th | v2 (v2022.01.01) |
| Mar 31, 2022 | 2.76% (0.02763) | 64.64th | v2 (v2022.01.01) |
| Jan 6, 2022 | 3.39% (0.03391) | 66.53th | v1 |
| Jan 5, 2022 | 0.78% (0.00776) | 51.27th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.78% (0.00776) | 0.00th | v1 |
References (1)
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1169 x_refsource_MISCExploitTechnical DescriptionThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://talosintelligence.com/vulnerability_reports/TALOS-2020-1169 | x_refsource_MISCExploitTechnical DescriptionThird Party Advisory |
Change history (0)
No recorded changes yet.