Ethercat Zeek Plugin Out-of-bounds Write
Published Mar 1, 2024
9.8
CRITICALCVSS 3.1
EPSS 0.82%
Description
Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds write while analyzing specific Ethercat datagrams. This could allow an attacker to cause arbitrary code execution.
Affected products
-
- Version 0StatusaffectedConstraints<=d78dda6
- 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 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| CISA | n/a | unaffected |
|
- ≤ d78dda6
-
- Version 0StatusaffectedConstraints<d78dda6
- 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 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Cisa | Icsnpp-Ethercat | n/a |
|
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
CISA recommends that users update Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin to commit 3bca34c or later https://github.com/cisagov/icsnpp-ethercat .To help reduce successful exploitation, users are encouraged to keep critical software updates and patches up to date in their system networks.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
YesTechnical Impact
TotalDecision
n/aAssessed Mar 4, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2024–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (6 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.82% (0.00819) | 55.75th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.82% (0.00819) | 52.25th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.57% (0.00567) | 66.57th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.09% (0.00091) | 40.69th | v3 (v2023.03.01) |
| Mar 8, 2024 | 0.09% (0.00091) | 37.57th | v3 (v2023.03.01) |
| Mar 2, 2024 | 0.04% (0.00043) | 6.96th | v3 (v2023.03.01) |
References (1)
- https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02 US Government ResourceVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02 | US Government ResourceVendor Advisory |
Change history (0)
No recorded changes yet.