# CVE-2023-4985: Supcon InPlant SCADA Project.xml improper authentication

> Local attackers can bypass authentication in Supcon InPlant SCADA via Project.xml, potentially gaining unauthorized access to system data and privileges.

- **Severity:** Medium 5.9 (`CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Sep 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-3rfx-7jfh-f684

## What is CVE-2023-4985?

CVE-2023-4985 is a medium-severity authentication bypass vulnerability in Supcon InPlant SCADA, published on 15 Sep 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A vulnerability classified as critical has been found in Supcon InPlant SCADA up to 20230901. Affected is an unknown function of the file Project.xml. The manipulation leads to improper authentication. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-239796. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-287 (Improper Authentication)

## Which versions are affected by CVE-2023-4985?

It affects 1 product.


Products: Supcon Inplant Scada.

## How do I fix CVE-2023-4985?

No fix has been published for CVE-2023-4985 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-4985 being exploited?

There is no known exploitation of CVE-2023-4985 in the wild and no public exploit code.

## Other vulnerabilities in Supcon InPlant SCADA

- [CVE-2023-4986](https://insights.sbomify.com/CVE-2023-4986/): Supcon InPlant SCADA Project.xml unknown vulnerability (low 2.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-4985 and fix it if it is affected.

What it is: CVE-2023-4985 is a medium-severity authentication bypass vulnerability in Supcon InPlant SCADA, published on 15 Sep 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-4985 in the wild and no public exploit code.

Affected product: Supcon InPlant SCADA. 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-2023-4985/ (Markdown: https://insights.sbomify.com/CVE-2023-4985/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-4985
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-4985
- OSV: https://osv.dev/vulnerability/CVE-2023-4985

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-4985/
Summaries are generated and may contain mistakes; the official description above is the record.