# CVE-2018-17491: Missing authorization in EasyLobby Solo

> Local attackers can bypass kiosk restrictions by pressing Escape to exit the application and perform unauthorized actions on the system.

- **Severity:** High 8.4 (`CVSS:3.0/AC:L/C:H/PR:N/A:H/AV:L/I:H/S:U/UI:N/RC:C/RL:O/E:U`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 19 Mar 2019
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-f2jq-83mv-j4mg

## What is CVE-2018-17491?

CVE-2018-17491 is a high-severity missing authorization vulnerability in HID Global EasyLobby Solo, published on 19 Mar 2019. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

EasyLobby Solo could allow a local attacker to gain elevated privileges on the system. By visiting the kiosk and typing "esc" to exit the program, an attacker could exploit this vulnerability to perform unauthorized actions on the computer.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2018-17491?

It affects 1 product.


Products: Hidglobal Easylobby Solo.

## How do I fix CVE-2018-17491?

No fix has been published for CVE-2018-17491 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-17491 being exploited?

There is no known exploitation of CVE-2018-17491 in the wild and no public exploit code.

## Other vulnerabilities in HID Global EasyLobby Solo

- [CVE-2018-17492](https://insights.sbomify.com/CVE-2018-17492/): Hardcoded credentials in EasyLobby Solo (high 8.4)
- [CVE-2018-17490](https://insights.sbomify.com/CVE-2018-17490/): Missing authorization in EasyLobby Solo (high 7.7)
- [CVE-2018-17489](https://insights.sbomify.com/CVE-2018-17489/): Information disclosure in EasyLobby Solo (low 2.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-17491 and fix it if it is affected.

What it is: CVE-2018-17491 is a high-severity missing authorization vulnerability in HID Global EasyLobby Solo, published on 19 Mar 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2018-17491 in the wild and no public exploit code.

Affected product: HID Global EasyLobby Solo. 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-2018-17491/ (Markdown: https://insights.sbomify.com/CVE-2018-17491/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-17491
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-17491
- OSV: https://osv.dev/vulnerability/CVE-2018-17491

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-17491/
Summaries are generated and may contain mistakes; the official description above is the record.