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.
Published 2011-09-15 17:58:42
Updated 2017-08-29 01:30:10
Source CERT/CC
View at NVD,   CVE.org
Vulnerability category: OverflowExecute codeDenial of service

Exploit prediction scoring system (EPSS) score for CVE-2011-3322

95.29%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 99 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2011-3322

  • Procyon Core Server HMI Coreservice.exe Stack Buffer Overflow
    Disclosure Date: 2011-09-08
    First seen: 2020-04-26
    exploit/windows/scada/procyon_core_server
    This module exploits a vulnerability in the coreservice.exe component of Proycon Core Server <= v1.13. While processing a password, the application fails to do proper bounds checking before copying data into a small buffer on the stack. This causes a buffer overflo

CVSS scores for CVE-2011-3322

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
10.0
HIGH AV:N/AC:L/Au:N/C:C/I:C/A:C
10.0
10.0
NIST

CWE ids for CVE-2011-3322

  • The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2011-3322

Products affected by CVE-2011-3322

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