# CVE-2018-11455: Path traversal in Automation License Manager 5, Automation License Manager 6

> Remote attackers can exploit a directory traversal flaw to move arbitrary files, potentially leading to code execution and system compromise.

- **Severity:** High 8.8 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 7 Aug 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-q23v-cmj9-h93q

## What is CVE-2018-11455?

CVE-2018-11455 is a high-severity path traversal vulnerability in Siemens AG Automation License Manager 5, Automation License Manager 6, published on 7 Aug 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

A vulnerability has been identified in Automation License Manager 5 (All versions < 5.3.4.4), Automation License Manager 6 (All versions < 6.0.1). A directory traversal vulnerability could allow a remote attacker to move arbitrary files, which can result in code execution, compromising confidentiality, integrity and availability of the system. Successful exploitation requires a network connection to the affected device. The attacker does not need privileges or special conditions of the system, but user interaction is required.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2018-11455?

It affects 1 product.


Products: Siemens Automation License Manager.

## How do I fix CVE-2018-11455?

No fix has been published for CVE-2018-11455 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-11455 being exploited?

There is no known exploitation of CVE-2018-11455 in the wild and no public exploit code.

## Other vulnerabilities in Siemens AG Automation License Manager 5, Automation License Manager 6

- [CVE-2016-8565](https://insights.sbomify.com/CVE-2016-8565/): Missing authorization in n/a (critical 9.1)
- [CVE-2022-43513](https://insights.sbomify.com/CVE-2022-43513/): Path traversal in Automation License Manager V5 (high 8.2)
- [CVE-2020-7583](https://insights.sbomify.com/CVE-2020-7583/): Missing authorization in Automation License Manager 5 (high 7.8)
- [CVE-2022-43514](https://insights.sbomify.com/CVE-2022-43514/): Path traversal in Automation License Manager V5 (high 7.7)
- [CVE-2021-25659](https://insights.sbomify.com/CVE-2021-25659/): Denial of service in Automation License Manager 5 (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-11455 and fix it if it is affected.

What it is: CVE-2018-11455 is a high-severity path traversal vulnerability in Siemens AG Automation License Manager 5, Automation License Manager 6, published on 7 Aug 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2018-11455 in the wild and no public exploit code.

Affected product: Siemens AG Automation License Manager 5, Automation License Manager 6. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2018-11455/ (Markdown: https://insights.sbomify.com/CVE-2018-11455/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-11455
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-11455
- OSV: https://osv.dev/vulnerability/CVE-2018-11455

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From sbomify Insights: https://insights.sbomify.com/CVE-2018-11455/
Summaries are generated and may contain mistakes; the official description above is the record.