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TI-2018-10022 Aliases CVE-2018-13811GHSA-h726-fjm4-p2g2

Information disclosure in Siemens SIMATIC STEP 7

Priority LOW 24CWE-916Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-200.

Summary

A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) (All Versions < V15.1). Password hashes with insufficient computational effort could allow an attacker to access to a project file and reconstruct passwords. The vulnerability could be exploited by an attacker with local access to the project file. No user interaction is required to exploit the vulnerability. The vulnerability could allow the attacker to obtain certain passwords from the project. At the time of advisory publication no public exploitation of this vulnerability was known.

Why it matters now

EPSS 0.0024 15th 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
SiemensSIMATIC STEP 7 (TIA Portal)SIMATIC STEP 7 (TIA Portal) : All Versions < V15.1—No fix listedCNA
  • SIMATIC STEP 7 (TIA Portal) VendorSiemens Affected SIMATIC STEP 7 (TIA Portal) : All Versions < V15.1 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:siemens:simatic_step_7_\(tia_portal\):*:*:*:*:*:*:*:*before 15.1VulnerableSiemens
  • cpe:2.3:a:siemens:simatic_step_7_\(tia_portal\):*:*:*:*:*:*:*:* Versions before 15.1 Vulnerable ·Siemens

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-13811
  2. 2026-10-03 Alias added: GHSA-h726-fjm4-p2g2

References

Advisory 1

  • TI-2018-08179 Incorrect default permissions in Siemens SIMATIC STEP 7 and WinCC V10, V11, V12, SIMATIC… CVSS 3.0HIGH 8.6
  • TI-2021-15234 Improper authentication in Siemens SIMATIC S7-1200 CPU family CVSS 3.1HIGH 7.5
  • TI-2018-08178 Incorrect default permissions in Siemens SIMATIC STEP 7 and WinCC V10, V11, V12, SIMATIC… CVSS 3.0HIGH 7.8
  • TI-2017-04602 Improper input validation in Siemens Primary Setup Tool CVSS 3.0MEDIUM 6.5
  • TI-2016-06162 A vulnerability has been identified in Primary Setup Tool (PST) (All versions < V4.2… CVSS 3.0MEDIUM 6.4

Sources

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