CVE-2011-3322
Core Server HMI Service (Coreservice.exe) in Scadatec Limited Procyon SCADA 1.06, and other...
CVE-2011-3322 is a high vulnerability (CVSS 10.0) in Scadatec Procyon Scada, published September 15, 2011. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 64.7%, the 99th percentile. No source names a fixed version.
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2011-3322- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2011-3322- Updated
- 2026-11-02
EUVDEUVD-2011-3286 No score
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.
- Record
EUVD-2011-3286- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5cp7-gfgq-44x8 No score
Core Server HMI Service (Coreservice.exe) in Scadatec Limited Procyon SCADA 1.06, and other...
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.
- Record
GHSA-5cp7-gfgq-44x8- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Procyon Core Server HMI 1.13 - 'Coreservice.exe' Remote Stack Buffer Overflow (Metasploit) | 2011-09-12 |
| Metasploit | Procyon Core Server HMI Coreservice.exe Stack Buffer Overflow | 2011-09-08 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD |