# CVE-2023-39421: Use of Hard-coded Credentials in RDPWin.dll

> Hardcoded API keys in RDPWin.dll allow attackers to interact with third-party services like Twilio and Vonage without authorization.

- **Severity:** High 7.7 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N`)
- **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 Sep 2023
- **Updated:** 26 Sep 2024
- **Also known as:** GHSA-55q7-p8m7-cchj

## What is CVE-2023-39421?

CVE-2023-39421 is a high-severity vulnerability in Resort Data Processing, Inc. IRM Next Generation, published on 7 Sep 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The RDPWin.dll component as used in the IRM Next Generation booking engine includes a set of hardcoded API keys for third-party services such as Twilio and Vonage. These keys allow unrestricted interaction with these services.

Weakness: CWE-798 (Use of Hard-coded Credentials)

## Which versions are affected by CVE-2023-39421?

It affects 1 product.


Products: Resortdata Internet Reservation Module Next Generation.

## How do I fix CVE-2023-39421?

No fix has been published for CVE-2023-39421 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-39421 being exploited?

There is no known exploitation of CVE-2023-39421 in the wild and no public exploit code.

## Other vulnerabilities in Resort Data Processing, Inc. IRM Next Generation

- [CVE-2023-39420](https://insights.sbomify.com/CVE-2023-39420/): Use of Hard-coded Credentials in RDPCore.dll (critical 9.9)
- [CVE-2023-39424](https://insights.sbomify.com/CVE-2023-39424/): File upload in IRM Next Generation (critical 9.9)
- [CVE-2023-39423](https://insights.sbomify.com/CVE-2023-39423/): Improper Neutralization of Special Elements used in an SQL Command in RDPData.dll (high 8.6)
- [CVE-2023-39422](https://insights.sbomify.com/CVE-2023-39422/): Use of Hard-coded Credentials in multiple /irmdata/api/ endpoints (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-39421 and fix it if it is affected.

What it is: CVE-2023-39421 is a high-severity vulnerability in Resort Data Processing, Inc. IRM Next Generation, published on 7 Sep 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-2023-39421 in the wild and no public exploit code.

Affected product: Resort Data Processing, Inc. IRM Next Generation. 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-2023-39421/ (Markdown: https://insights.sbomify.com/CVE-2023-39421/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-39421
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-39421
- OSV: https://osv.dev/vulnerability/CVE-2023-39421

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-39421/
Summaries are generated and may contain mistakes; the official description above is the record.