# CVE-2023-28761: Missing Authentication check in SAP NetWeaver Enterprise Portal

> Unauthenticated attackers can access an open API to read or modify server settings and data in SAP NetWeaver Enterprise Portal.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 11 Apr 2023
- **Updated:** 7 Feb 2025
- **Also known as:** GHSA-7mj9-5274-6hpv

## What is CVE-2023-28761?

CVE-2023-28761 is a medium-severity missing authorization vulnerability in SAP NetWeaver Enterprise Portal, published on 11 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

In SAP NetWeaver Enterprise Portal - version 7.50, an unauthenticated attacker can attach to an open interface and make use of an open API to access a service which will enable them to access or modify server settings and data, leading to limited impact on confidentiality and integrity.

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

## Which versions are affected by CVE-2023-28761?

It affects 1 product.


Products: Sap Netweaver Enterprise Portal.

## How do I fix CVE-2023-28761?

No fix has been published for CVE-2023-28761 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-28761 being exploited?

There is no known exploitation of CVE-2023-28761 in the wild and no public exploit code.

## Other vulnerabilities in SAP NetWeaver Enterprise Portal

- [CVE-2021-33702](https://insights.sbomify.com/CVE-2021-33702/): Cross-site scripting in SAP NetWeaver Enterprise Portal (high 8.3)
- [CVE-2021-33703](https://insights.sbomify.com/CVE-2021-33703/): Cross-site scripting in SAP NetWeaver Enterprise Portal (Application Extensions) (high 8.3)
- [CVE-2023-26461](https://insights.sbomify.com/CVE-2023-26461/): XML External Entity (XXE) vulnerability in SAP NetWeaver (SAP Enterprise Portal) (medium 6.8)
- [CVE-2022-35298](https://insights.sbomify.com/CVE-2022-35298/): Cross-site scripting in SAP NetWeaver Enterprise Portal (KMC) (medium 6.1)
- [CVE-2022-32247](https://insights.sbomify.com/CVE-2022-32247/): Cross-site scripting in SAP NetWeaver Enterprise Portal (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-28761 and fix it if it is affected.

What it is: CVE-2023-28761 is a medium-severity missing authorization vulnerability in SAP NetWeaver Enterprise Portal, published on 11 Apr 2023. 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-2023-28761 in the wild and no public exploit code.

Affected product: SAP NetWeaver Enterprise Portal. 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-2023-28761/ (Markdown: https://insights.sbomify.com/CVE-2023-28761/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-28761
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-28761
- OSV: https://osv.dev/vulnerability/CVE-2023-28761

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-28761/
Summaries are generated and may contain mistakes; the official description above is the record.