# CVE-2018-10603: Missing authorization in TELEM GW6

> Attackers can remotely control industrial processes via unauthenticated IEC-104 commands on Martem TELEM gateways.

- **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:** 31 Jul 2018
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-mpwv-79rv-2h5m

## What is CVE-2018-10603?

CVE-2018-10603 is a critical missing authorization vulnerability in Martem TELEM GW6, published on 31 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Martem TELEM GW6 and GWM devices with firmware 2018.04.18-linux_4-01-601cb47 and prior do not perform authentication of IEC-104 control commands, which may allow a rogue node a remote control of the industrial process.

Weakness: CWE-287 (Improper Authentication), CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2018-10603?

It affects 2 products.


Products: Martem Telem-Gw6 Firmware, Martem Telem-Gwm Firmware.

## How do I fix CVE-2018-10603?

No fix has been published for CVE-2018-10603 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-10603 being exploited?

There is no known exploitation of CVE-2018-10603 in the wild and no public exploit code.

## Other vulnerabilities in Martem TELEM GW6

- [CVE-2018-10605](https://insights.sbomify.com/CVE-2018-10605/): Hardcoded credentials in TELEM-GW6/GWM (high 8.8)
- [CVE-2018-10607](https://insights.sbomify.com/CVE-2018-10607/): Denial of service in TELEM GW6 (high 7.5)
- [CVE-2018-10609](https://insights.sbomify.com/CVE-2018-10609/): Cross-site scripting in TELEM-GW6/GWM (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-10603 and fix it if it is affected.

What it is: CVE-2018-10603 is a critical missing authorization vulnerability in Martem TELEM GW6, published on 31 Jul 2018. 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-2018-10603 in the wild and no public exploit code.

Affected product: Martem TELEM GW6. 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-2018-10603/ (Markdown: https://insights.sbomify.com/CVE-2018-10603/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-10603
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-10603
- OSV: https://osv.dev/vulnerability/CVE-2018-10603

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-10603/
Summaries are generated and may contain mistakes; the official description above is the record.