# CVE-2017-2685: Weak cryptography in SINUMERIK Integrate Operate Clients 2.x and 3.x

> An attacker can perform a man-in-the-middle attack to read and manipulate data in TLS sessions of Siemens SINUMERIK Integrate Operate Clients.

- **Severity:** High 7.4 (`CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 1 Mar 2017
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-857j-r82m-hrw9

## What is CVE-2017-2685?

CVE-2017-2685 is a high-severity vulnerability in SINUMERIK Integrate Operate Clients 2.x and 3.x, published on 1 Mar 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Siemens SINUMERIK Integrate Operate Clients between 2.0.3.00.016 (including) and 2.0.6 (excluding) and between 3.0.4.00.032 (including) and 3.0.6 (excluding) contain a vulnerability that could allow an attacker to read and manipulate data in TLS sessions while performing a man-in-the-middle (MITM) attack.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor), CWE-693 (Protection Mechanism Failure)

## Which versions are affected by CVE-2017-2685?

It affects 3 products.


Products: Siemens Sinumerik Integrate Access Mymachine\/Ethernet, Siemens Sinumerik Integrate Operate Client, Siemens Sinumerik Operate.

## How do I fix CVE-2017-2685?

No fix has been published for CVE-2017-2685 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-2685 being exploited?

There is no known exploitation of CVE-2017-2685 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-2685 and fix it if it is affected.

What it is: CVE-2017-2685 is a high-severity vulnerability in SINUMERIK Integrate Operate Clients 2.x and 3.x, published on 1 Mar 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2017-2685 in the wild and no public exploit code.

Affected product: SINUMERIK Integrate Operate Clients 2.x and 3.x. 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-2017-2685/ (Markdown: https://insights.sbomify.com/CVE-2017-2685/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-2685
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-2685
- OSV: https://osv.dev/vulnerability/CVE-2017-2685

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From sbomify Insights: https://insights.sbomify.com/CVE-2017-2685/
Summaries are generated and may contain mistakes; the official description above is the record.