Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 10012 RPC call
Published Jun 18, 2019
9.8
CRITICALCVSS 3.0
EPSS 3.99%
Description
Stack-based buffer overflow in Advantech WebAccess/SCADA 8.4.0 allows a remote, unauthenticated attacker to execute arbitrary code by sending a crafted IOCTL 10012 RPC call.
Affected products
- Vendor n/a Product Advantech WebAccess/SCADA Defaultn/a
- Version 8.4.0StatusaffectedConstraints-
- 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 WebAccess/SCADA | n/a |
|
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.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:P/I:P/A:P
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 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.99% (0.03988) | 90.20th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.99% (0.03988) | 89.13th | v5 (v2026.06.15) |
| Mar 30, 2025 | 5.98% (0.05984) | 89.73th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.03% (0.10032) | 88.34th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.98% (0.05984) | 89.98th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.10% (0.02105) | 89.59th | v3 (v2023.03.01) |
| Sep 27, 2023 | 2.10% (0.02105) | 87.82th | v3 (v2023.03.01) |
| Sep 13, 2023 | 2.35% (0.02352) | 88.44th | v3 (v2023.03.01) |
| Jul 28, 2023 | 2.95% (0.02954) | 89.49th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.25% (0.01252) | 83.40th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.16% (0.01156) | 61.37th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.16% (0.01156) | 58.36th | v2 (v2022.01.01) |
| Feb 4, 2022 | 15.36% (0.15362) | 92.49th | v2 (v2022.01.01) |
| Feb 3, 2022 | 4.23% (0.04230) | 74.42th | v5 (v2026.06.15) |
| Jan 6, 2022 | 4.23% (0.04230) | 74.20th | v1 |
| Sep 1, 2021 | 0.97% (0.00975) | 61.17th | v1 |
| Apr 14, 2021 | 0.97% (0.00975) | 0.00th | v1 |
References (2)
- https://www.tenable.com/security/research/tra-2019-17 x_refsource_MISCNot Applicable
- https://www.tenable.com/security/research/tra-2019-28 ExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.tenable.com/security/research/tra-2019-17 | x_refsource_MISCNot Applicable | |
| https://www.tenable.com/security/research/tra-2019-28 | ExploitThird Party Advisory |
Change history (0)
No recorded changes yet.