# CVE-2017-9944: Auth bypass in Siemens 7KT PAC1200 data manager (7KT1260) All versions < V2.03

> Unauthenticated remote attackers can perform administrative operations on Siemens 7KT PAC1200 devices via the integrated web server.

- **Severity:** Critical 9.8 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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:** Not needed
- **Fix available:** No
- **Published:** 26 Dec 2017
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-3rg5-wjqj-4q4g

## What is CVE-2017-9944?

CVE-2017-9944 is a critical authentication bypass vulnerability in Siemens 7KT PAC1200 data manager (7KT1260) All versions < V2.03, published on 26 Dec 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability has been identified in Siemens 7KT PAC1200 data manager (7KT1260) in all versions < V2.03. The integrated web server (port 80/tcp) of the affected devices could allow an unauthenticated remote attacker to perform administrative operations over the network.

Weakness: CWE-269 (Improper Privilege Management), CWE-288 (Authentication Bypass Using an Alternate Path or Channel)

## Which versions are affected by CVE-2017-9944?

It affects 1 product.


Products: Siemens 7kt Pac1200 Data Manager Firmware.

## How do I fix CVE-2017-9944?

No fix has been published for CVE-2017-9944 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-9944 being exploited?

There is no known exploitation of CVE-2017-9944 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-9944 and fix it if it is affected.

What it is: CVE-2017-9944 is a critical authentication bypass vulnerability in Siemens 7KT PAC1200 data manager (7KT1260) All versions < V2.03, published on 26 Dec 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-2017-9944 in the wild and no public exploit code.

Affected product: Siemens 7KT PAC1200 data manager (7KT1260) All versions < V2.03. 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-2017-9944/ (Markdown: https://insights.sbomify.com/CVE-2017-9944/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-9944
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-9944
- OSV: https://osv.dev/vulnerability/CVE-2017-9944

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From sbomify Insights: https://insights.sbomify.com/CVE-2017-9944/
Summaries are generated and may contain mistakes; the official description above is the record.