# CVE-2018-17533: Cross-site scripting in n/a

> Attackers can execute arbitrary scripts in the hotspot login page of Teltonika RUT9XX routers due to insufficient input sanitization.

- **Severity:** Medium 6.1 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`)
- **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:** 15 Oct 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-w6c8-3qrx-3r8h

## What is CVE-2018-17533?

CVE-2018-17533 is a medium-severity cross-site scripting vulnerability in n/a, published on 15 Oct 2018. 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

Teltonika RUT9XX routers with firmware before 00.05.01.1 are prone to cross-site scripting vulnerabilities in hotspotlogin.cgi due to insufficient user input sanitization.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2018-17533?

It affects 3 products.


Products: Teltonika Rut900 Firmware, Teltonika Rut950 Firmware, Teltonika Rut955 Firmware.

## How do I fix CVE-2018-17533?

No fix has been published for CVE-2018-17533 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-17533 being exploited?

There is no known exploitation of CVE-2018-17533 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2018-17532](https://insights.sbomify.com/CVE-2018-17532/): Command injection in n/a (critical 9.8)
- [CVE-2017-8116](https://insights.sbomify.com/CVE-2017-8116/): Command injection in n/a (critical 9.8)
- [CVE-2018-17534](https://insights.sbomify.com/CVE-2018-17534/): Auth bypass in n/a (medium 6.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-17533 and fix it if it is affected.

What it is: CVE-2018-17533 is a medium-severity cross-site scripting vulnerability in n/a, published on 15 Oct 2018. 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-2018-17533 in the wild and no public exploit code.

Affected product: n/a. 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-2018-17533/ (Markdown: https://insights.sbomify.com/CVE-2018-17533/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-17533
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-17533
- OSV: https://osv.dev/vulnerability/CVE-2018-17533

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-17533/
Summaries are generated and may contain mistakes; the official description above is the record.