Read the docs
TI-2019-10174 Aliases CVE-2019-13542GHSA-87r9-pj76-c2hq

NULL pointer dereference in GmbH 3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server

Priority LOW 32CWE-476Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-476.

Summary

3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0, allows an attacker to send crafted requests from a trusted OPC UA client that cause a NULL pointer dereference, which may trigger a denial-of-service condition.

Why it matters now

EPSS 0.01505 74th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
GmbH3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Serverall versions 3.5.11.0 to 3.5.15.0—No fix listedCNA
  • 3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server VendorGmbH Affected all versions 3.5.11.0 to 3.5.15.0 Fixed in — No fix listed CNA

CPE configurations NVD · 10

CPEVersionsRoleVendor
cpe:2.3:a:codesys:control_for_beaglebone:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_empc-a\/imx6:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_iot2000:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_pfc100:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_pfc200:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
cpe:2.3:a:codesys:control_for_raspberry_pi:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
cpe:2.3:a:codesys:control_rte:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
cpe:2.3:a:codesys:control_win:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
cpe:2.3:a:codesys:linux:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
cpe:2.3:a:codesys:runtime_system_toolkit:*:*:*:*:*:*:*:*3.5.11.0 to before 3.5.15.0VulnerableCODESYS
  • cpe:2.3:a:codesys:control_for_beaglebone:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_empc-a\/imx6:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_iot2000:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_pfc100:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_pfc200:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_for_raspberry_pi:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_rte:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:control_win:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:linux:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS
  • cpe:2.3:a:codesys:runtime_system_toolkit:*:*:*:*:*:*:*:* Versions 3.5.11.0 to before 3.5.15.0 Vulnerable ·CODESYS

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-13542
  2. 2026-10-03 Alias added: GHSA-87r9-pj76-c2hq

References

Advisory 1

  • TI-2019-10180 Stack-based buffer overflow in CODESYS V3 web server CVSS 3.1CRITICAL 9.8
  • TI-2020-08257 CODESYS V3 web server before 3.5.15.40, as used in CODESYS Control runtime systems, has a buffer overflow. CVSS 3.1CRITICAL 9.8
  • TI-2019-13592 CODESYS 3 web server before 3.5.15.20, as distributed with CODESYS Control runtime systems, has a Buffer Overflow. CVSS 3.1CRITICAL 9.8
  • TI-2019-06495 An issue was discovered in 3S-Smart CODESYS V3 through 3.5.12.30. CVSS 3.1HIGH 8.8
  • TI-2018-15275 Codesys Runtime Improper Limitation of a Pathname CVSS 3.1HIGH 8.8
  • TI-2019-10164 Path traversal in CODESYS V3 web server CVSS 3.1HIGH 7.5
See all 13 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences