{"id":"CVE-2011-3322","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-3322","generatedAt":"2026-10-27T22:04:14.016Z","title":"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)…","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.","published":"2011-09-15T17:58:42.000Z","lastModified":"2026-06-16T23:33:05.000Z","status":"Modified","sourceIdentifier":"cret@cert.org","cvss":{"version":"2.0","score":10,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C"},"cwe":["CWE-119"],"affected":["scadatec/procyon scada"],"epss":{"score":0.64653,"percentile":0.99235,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2011-09-12","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":17827,"kind":"exploit","title":"Procyon Core Server HMI 1.13 - 'Coreservice.exe' Remote Stack Buffer Overflow (Metasploit)","url":"https://www.exploit-db.com/exploits/17827","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/17827.rb","file":"exploits/windows/remote/17827.rb","published":"2011-09-12","added":"2011-09-13","updated":"2011-09-13","author":"Metasploit","type":"remote","platform":"windows","port":null,"verified":true,"codes":["CVE-2011-3322","OSVDB-75371"],"tags":"Metasploit Framework (MSF)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"http://www.stratsec.net/Research/Advisories/Procyon-Core-Server-HMI-Remote-Stack-Overflow"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 64.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://osvdb.org/75371","source":"cret@cert.org"},{"url":"http://secunia.com/advisories/45866","tags":["Vendor Advisory"],"source":"cret@cert.org"},{"url":"http://securityreason.com/securityalert/8374","source":"cret@cert.org"},{"url":"http://www.exploit-db.com/exploits/17827","tags":["Exploit"],"source":"cret@cert.org"},{"url":"http://www.securityfocus.com/bid/49480","source":"cret@cert.org"},{"url":"http://www.stratsec.net/Research/Advisories/Procyon-Core-Server-HMI-Remote-Stack-Overflow","source":"cret@cert.org"},{"url":"http://www.uscert.gov/control_systems/pdf/ICSA-11-216-01.pdf","tags":["US Government Resource"],"source":"cret@cert.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/69632","source":"cret@cert.org"},{"url":"http://osvdb.org/75371","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/45866","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securityreason.com/securityalert/8374","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.exploit-db.com/exploits/17827","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/49480","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.stratsec.net/Research/Advisories/Procyon-Core-Server-HMI-Remote-Stack-Overflow","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.uscert.gov/control_systems/pdf/ICSA-11-216-01.pdf","tags":["US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/69632","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-3322","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}