# CVE-2024-27899: Security misconfiguration vulnerability in SAP NetWeaver AS Java User Management Engine

> Attackers can bypass security answer requirements in SAP NetWeaver AS Java user management, leading to potential confidentiality breaches and account takeover.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 9 Apr 2024
- **Updated:** 27 Aug 2025
- **Also known as:** GHSA-556c-jfj4-29vc

## What is CVE-2024-27899?

CVE-2024-27899 is a high-severity vulnerability in SAP_SE SAP NetWeaver AS Java User Management Engine, published on 9 Apr 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Self-Registration and Modify your own profile in User Admin Application of NetWeaver AS Java does not enforce proper security requirements for the content of the newly defined security answer. This can be leveraged by an attacker to cause profound impact on confidentiality and low impact on both integrity and availability.

Weakness: CWE-640 (Weak Password Recovery Mechanism for Forgotten Password)

## Which versions are affected by CVE-2024-27899?


## How do I fix CVE-2024-27899?

No fix has been published for CVE-2024-27899 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-27899 being exploited?

There is no known exploitation of CVE-2024-27899 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-27899 and fix it if it is affected.

What it is: CVE-2024-27899 is a high-severity vulnerability in SAP_SE SAP NetWeaver AS Java User Management Engine, published on 9 Apr 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2024-27899 in the wild and no public exploit code.

Affected product: SAP_SE SAP NetWeaver AS Java User Management Engine. 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-2024-27899/ (Markdown: https://insights.sbomify.com/CVE-2024-27899/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-27899
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-27899
- OSV: https://osv.dev/vulnerability/CVE-2024-27899

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-27899/
Summaries are generated and may contain mistakes; the official description above is the record.