WECON Technology PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior lacks proper validation of user-supplied data, which may result in a read past the end of an allocated object
Published Mar 27, 2019
6.5
MEDIUMCVSS 3.0
EPSS 1.47%
Description
WECON Technology PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior lacks proper validation of user-supplied data, which may result in a read past the end of an allocated object.
Affected products
-
- Version PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and priorStatusaffectedConstraints-
- 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 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Wecon | WECON Technology PI Studio HMI | n/a |
|
- ≤ 4.2.34
- ≤ 4.1.9
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:R/S:U/C:H/I:N/A:N
AV:N/AC:M/Au:N/C:P/I:N/A:N
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 v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.47% (0.01468) | 72.78th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.47% (0.01468) | 70.23th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.33% (0.00332) | 71.40th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.33% (0.00332) | 70.31th | v3 (v2023.03.01) |
| Dec 26, 2023 | 0.33% (0.00332) | 68.04th | v3 (v2023.03.01) |
| Nov 10, 2023 | 0.35% (0.00350) | 68.67th | v3 (v2023.03.01) |
| Apr 3, 2023 | 0.29% (0.00285) | 63.87th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.30% (0.00301) | 64.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.42% (0.00416) | 10.04th | v1 |
| Jan 6, 2022 | 0.42% (0.00416) | 9.79th | v1 |
| Sep 1, 2021 | 0.42% (0.00416) | 25.53th | v1 |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
References (1)
- https://ics-cert.us-cert.gov/advisories/ICSA-18-277-01 x_refsource_MISCThird Party AdvisoryUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| https://ics-cert.us-cert.gov/advisories/ICSA-18-277-01 | x_refsource_MISCThird Party AdvisoryUS Government Resource |
Change history (0)
No recorded changes yet.