# CVE-2023-4986: Supcon InPlant SCADA Project.xml unknown vulnerability

> Local attackers can exploit weak password hashing in Supcon InPlant SCADA to potentially recover credentials, requiring high complexity and local access.

- **Severity:** Low 2.5 (`CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Sep 2023
- **Updated:** 18 Jun 2025
- **Also known as:** GHSA-p5x3-cmj3-rmgv

## What is CVE-2023-4986?

CVE-2023-4986 is a low-severity 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 problematic was found in Supcon InPlant SCADA up to 20230901. Affected by this vulnerability is an unknown functionality of the file Project.xml. The manipulation leads to password hash with insufficient computational effort. Local access is required to approach this attack. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The identifier VDB-239797 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-916 (Use of Password Hash With Insufficient Computational Effort)

## Which versions are affected by CVE-2023-4986?

It affects 1 product.


Products: Supcon Inplant Scada.

## How do I fix CVE-2023-4986?

No fix has been published for CVE-2023-4986 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-4986 being exploited?

There is no known exploitation of CVE-2023-4986 in the wild and no public exploit code.

## Other vulnerabilities in Supcon InPlant SCADA

- [CVE-2023-4985](https://insights.sbomify.com/CVE-2023-4985/): Supcon InPlant SCADA Project.xml improper authentication (medium 5.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-4986 and fix it if it is affected.

What it is: CVE-2023-4986 is a low-severity 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-2023-4986 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-2023-4986/ (Markdown: https://insights.sbomify.com/CVE-2023-4986/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-4986
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-4986
- OSV: https://osv.dev/vulnerability/CVE-2023-4986

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-4986/
Summaries are generated and may contain mistakes; the official description above is the record.