# CVE-2023-39909: Missing authorization in n/a

> Unauthenticated low-privilege users can access the Ericsson Network Manager application due to mishandled access control.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 7 Dec 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-c9g5-vx6c-mwvw

## What is CVE-2023-39909?

CVE-2023-39909 is a high-severity missing authorization vulnerability in n/a, published on 7 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Ericsson Network Manager before 23.2 mishandles Access Control and thus unauthenticated low-privilege users can access the NCM application.

## Which versions are affected by CVE-2023-39909?

It affects 1 product.


Products: Ericsson Network Manager.

## How do I fix CVE-2023-39909?

No fix has been published for CVE-2023-39909 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-39909 being exploited?

There is no known exploitation of CVE-2023-39909 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2024-25007](https://insights.sbomify.com/CVE-2024-25007/): Ericsson Network Manager - Improper Neutralization of Formula Elements Vulnerability (high 7.1)
- [CVE-2025-27258](https://insights.sbomify.com/CVE-2025-27258/): Ericsson Network Manager: escalation of privilege vulnerability (medium 6.9)
- [CVE-2022-46408](https://insights.sbomify.com/CVE-2022-46408/): Code injection in n/a (medium 6.8)
- [CVE-2021-28488](https://insights.sbomify.com/CVE-2021-28488/): Missing authorization in n/a (medium 6.5)
- [CVE-2021-32570](https://insights.sbomify.com/CVE-2021-32570/): Information disclosure in n/a (medium 4.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-39909 and fix it if it is affected.

What it is: CVE-2023-39909 is a high-severity missing authorization vulnerability in n/a, published on 7 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-39909 in the wild and no public exploit code.

Affected product: n/a. 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-2023-39909/ (Markdown: https://insights.sbomify.com/CVE-2023-39909/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-39909
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-39909
- OSV: https://osv.dev/vulnerability/CVE-2023-39909

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-39909/
Summaries are generated and may contain mistakes; the official description above is the record.