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CVE-2018-20026
Improper Communication Address Filtering exists in CODESYS V3 products versions prior V3.5.14.0.
High7.5EPSS 3.4%
- Published
- Updated
- Reserved
- Assigned by
- Kaspersky
Description
Improper Communication Address Filtering exists in CODESYS V3 products versions prior V3.5.14.0.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 3.4% · top 11% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- Improper Communication Address Filtering
Affected products
Kaspersky Lab · CODESYS V3 products
- affected prior V3.5.14.0
References (3)
- 106251 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-036-codesys-control-v3-improper-communication-address-filtering/ (opens in a new tab)x_refsource_MISCx_transferred
- https://ics-cert.us-cert.gov/advisories/ICSA-18-352-04 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2018-20026)Record last updated .