# CVE-2023-30744: Improper access control during application start-up in SAP AS NetWeaver JAVA.

> Unauthenticated attackers can access open interfaces to read or modify service states in SAP AS NetWeaver JAVA without authorization.

- **Severity:** High 8.2 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/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:** 9 May 2023
- **Updated:** 28 Jan 2025
- **Also known as:** GHSA-464f-pfvj-h8rq

## What is CVE-2023-30744?

CVE-2023-30744 is a high-severity missing authorization vulnerability in SAP_SE SAP AS NetWeaver JAVA, published on 9 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

In SAP AS NetWeaver JAVA - versions SERVERCORE 7.50, J2EE-FRMW 7.50, CORE-TOOLS 7.50, an unauthenticated attacker can attach to an open interface and make use of an open naming and directory API to instantiate an object which has methods which can be called without further authorization and authentication.  A subsequent call to one of these methods can read or change the state of existing services without any effect on availability.

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

## Which versions are affected by CVE-2023-30744?

It affects 1 product.


Products: Sap Netweaver Application Server for Java.

## How do I fix CVE-2023-30744?

No fix has been published for CVE-2023-30744 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-30744 being exploited?

There is no known exploitation of CVE-2023-30744 in the wild and no public exploit code.

## Other vulnerabilities in SAP_SE SAP AS NetWeaver JAVA

- [CVE-2023-23857](https://insights.sbomify.com/CVE-2023-23857/): Improper Access Control in SAP NetWeaver AS for Java (critical 9.9)
- [CVE-2023-0017](https://insights.sbomify.com/CVE-2023-0017/): Improper access control in SAP NetWeaver AS for Java (critical 9.4)
- [CVE-2021-27635](https://insights.sbomify.com/CVE-2021-27635/): XML external entity in SAP NetWeaver AS for JAVA (critical 9.0)
- [CVE-2022-27669](https://insights.sbomify.com/CVE-2022-27669/): Missing authorization in SAP NetWeaver Application Server for Java (high 7.5)
- [CVE-2021-27621](https://insights.sbomify.com/CVE-2021-27621/): Information disclosure in SAP NetWeaver AS for Java (UserAdmin) (medium 5.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-30744 and fix it if it is affected.

What it is: CVE-2023-30744 is a high-severity missing authorization vulnerability in SAP_SE SAP AS NetWeaver JAVA, published on 9 May 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-2023-30744 in the wild and no public exploit code.

Affected product: SAP_SE SAP AS NetWeaver JAVA. 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-2023-30744/ (Markdown: https://insights.sbomify.com/CVE-2023-30744/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-30744
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-30744
- OSV: https://osv.dev/vulnerability/CVE-2023-30744

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-30744/
Summaries are generated and may contain mistakes; the official description above is the record.