# CVE-2019-13923: Cross-site scripting in IE/WSN-PA Link WirelessHART Gateway

> Cross-Site Scripting in Siemens WirelessHART Gateway web server allows attackers to execute scripts if logged-in users visit malicious links.

- **Severity:** Critical 9.6 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H`)
- **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:** 13 Sep 2019
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-726v-99qh-j9mj

## What is CVE-2019-13923?

CVE-2019-13923 is a critical cross-site scripting vulnerability in Siemens AG IE/WSN-PA Link WirelessHART Gateway, published on 13 Sep 2019. 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

A vulnerability has been identified in IE/WSN-PA Link WirelessHART Gateway (All versions). The integrated configuration web server of the affected device could allow Cross-Site Scripting (XSS) attacks if unsuspecting users are tricked into accessing a malicious link. User interaction is required for a successful exploitation. The user must be logged into the web interface in order for the exploitation to succeed. At the stage of publishing this security advisory no public exploitation is known.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation), CWE-80 (Improper Neutralization of Script-Related HTML Tags in a Web Page)

## Which versions are affected by CVE-2019-13923?

It affects 1 product.


Products: Siemens Ie\/Wsn-Pa Link Wirelesshart Gateway Firmware.

## How do I fix CVE-2019-13923?

No fix has been published for CVE-2019-13923 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-13923 being exploited?

There is no known exploitation of CVE-2019-13923 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-13923 and fix it if it is affected.

What it is: CVE-2019-13923 is a critical cross-site scripting vulnerability in Siemens AG IE/WSN-PA Link WirelessHART Gateway, published on 13 Sep 2019. 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-2019-13923 in the wild and no public exploit code.

Affected product: Siemens AG IE/WSN-PA Link WirelessHART Gateway. 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-2019-13923/ (Markdown: https://insights.sbomify.com/CVE-2019-13923/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-13923
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-13923
- OSV: https://osv.dev/vulnerability/CVE-2019-13923

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From sbomify Insights: https://insights.sbomify.com/CVE-2019-13923/
Summaries are generated and may contain mistakes; the official description above is the record.