CVE-2023-37558CODESYS Improper Validation of Consistency within Input in multiple products
- 6.5MediumCVSS base score
- 0.63%Exploitation in 30 daysEPSS · top 49% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
After successful authentication as a user in multiple Codesys products in multiple versions, specific crafted network communication requests with inconsistent content can cause the CmpAppForce component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different to CVE-2023-37559
Timeline
ID reserved
By CERTVDE
- 27 days later
· 27 days later
Published
- 15 months later
· 15 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CERTVDECNA (assigner) | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.63% · top 49% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Affected products
CODESYS · CODESYS Control for BeagleBone SL
- affected < V4.10.0.0
CODESYS · CODESYS Control for emPC-A/iMX6 SL
- affected < V4.10.0.0
CODESYS · CODESYS Control for IOT2000 SL
- affected < V4.10.0.0
CODESYS · CODESYS Control for Linux SL
- affected < V4.10.0.0
CODESYS · CODESYS Control for PFC100 SL
- affected < V4.10.0.0
CODESYS · CODESYS Control for PFC200 SL
- affected < V4.10.0.0
CODESYS · CODESYS Control for PLCnext SL
- affected < V4.10.0.0
CODESYS · CODESYS Control for Raspberry Pi SL
- affected < V4.10.0.0
CODESYS · CODESYS Control for WAGO Touch Panels 600 SL
- affected < V4.10.0.0
CODESYS · CODESYS Control RTE (for Beckhoff CX) SL
- affected < V3.5.19.20
CODESYS · CODESYS Control RTE (SL)
- affected < V3.5.19.20
CODESYS · CODESYS Control Runtime System Toolkit
- affected < V3.5.19.20
CODESYS · CODESYS Control Win (SL)
- affected < V3.5.19.20
CODESYS · CODESYS Development System V3
- affected < V3.5.19.20
- affected < V3.5.19.20
CODESYS · CODESYS Safety SIL2 Runtime Toolkit
- affected < V3.5.19.20
References
References1
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)
- EUVD EUVD-2023-41444 (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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-37558)Record last updated .