WADashboard API in Advantech WebAccess 8.3.1 and 8.3.2 allows remote authenticated attackers to write or overwrite any file on the filesystem due to a directory traversal vulnerability in the writeFile API
Published Oct 31, 2018
6.5
MEDIUMCVSS 3.0
EPSS 12.24%
Description
WADashboard API in Advantech WebAccess 8.3.1 and 8.3.2 allows remote authenticated attackers to write or overwrite any file on the filesystem due to a directory traversal vulnerability in the writeFile API. An attacker can use this vulnerability to remotely execute arbitrary code.
Affected products
-
- Version 8.3.1 and 8.3.2StatusaffectedConstraints-
- 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 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Advantech | Advantech WebAccess | 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:L/UI:N/S:U/C:N/I:H/A:N
AV:N/AC:L/Au:S/C:N/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 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 12.24% (0.12236) | 96.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 12.24% (0.12236) | 95.64th | v5 (v2026.06.15) |
| Nov 21, 2025 | 6.65% (0.06646) | 90.81th | v4 (v2025.03.14) |
| Nov 18, 2025 | 7.83% (0.07831) | 91.10th | v4 (v2025.03.14) |
| Mar 30, 2025 | 6.65% (0.06646) | 90.30th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.80% (0.04800) | 82.08th | v4 (v2025.03.14) |
| Mar 17, 2025 | 6.65% (0.06646) | 90.52th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.37% (0.00369) | 73.43th | v3 (v2023.03.01) |
| Mar 23, 2024 | 0.67% (0.00674) | 79.40th | v3 (v2023.03.01) |
| Oct 25, 2023 | 0.68% (0.00684) | 77.78th | v3 (v2023.03.01) |
| Sep 6, 2023 | 0.77% (0.00769) | 79.03th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.82% (0.00818) | 79.22th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.98% (0.01978) | 79.27th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.98% (0.01978) | 77.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.98% (0.01978) | 56.34th | v2 (v2022.01.01) |
| Feb 3, 2022 | 6.23% (0.06231) | 82.49th | v1 |
| Jan 6, 2022 | 6.23% (0.06231) | 82.32th | v1 |
| Sep 1, 2021 | 6.23% (0.06231) | 90.10th | v1 |
| Apr 14, 2021 | 6.23% (0.06231) | 0.00th | v1 |
References (2)
- https://www.exploit-db.com/exploits/45774/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://www.tenable.com/security/research/tra-2018-35 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.exploit-db.com/exploits/45774/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry | |
| https://www.tenable.com/security/research/tra-2018-35 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.