{"id":"CVE-2017-11309","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-11309","generatedAt":"2026-10-28T19:05:25.582Z","title":"Buffer overflow in the SoftConsole client in Avaya IP Office before 10.1.1 allows remote servers to execute arbitrary code via a long response.","description":"Buffer overflow in the SoftConsole client in Avaya IP Office before 10.1.1 allows remote servers to execute arbitrary code via a long response.","published":"2017-11-10T02:29:17.000Z","lastModified":"2026-06-17T01:01:36.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.6,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H"},"cwe":["CWE-119"],"affected":["avaya/ip office"],"epss":{"score":0.09404,"percentile":0.95385,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.06895,"percentile":0.93853},{"date":"2026-09-22","score":0.09404,"percentile":0.95181}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2017-11-05","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":43121,"kind":"exploit","title":"Avaya IP Office (IPO) < 10.1 - 'SoftConsole' Remote Buffer Overflow (SEH)","url":"https://www.exploit-db.com/exploits/43121","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/43121.txt","file":"exploits/windows/remote/43121.txt","published":"2017-11-05","added":"2017-11-06","updated":"2017-11-26","author":"hyp3rlinx","type":"remote","platform":"windows","port":null,"verified":false,"codes":["CVE-2017-11309"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB and the impact is critical, while EPSS rates exploitation at 9.4%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"http://downloads.avaya.com/css/P8/documents/101044086","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://hyp3rlinx.altervista.org/advisories/AVAYA-OFFICE-IP-%28IPO%29-v9.1.0-10.1-SOFT-CONSOLE-REMOTE-BUFFER-OVERFLOW-0DAY.txt","source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/144883/Avaya-IP-Office-IPO-10.1-Soft-Console-Remote-Buffer-Overflow.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/101674","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/43121/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://downloads.avaya.com/css/P8/documents/101044086","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://hyp3rlinx.altervista.org/advisories/AVAYA-OFFICE-IP-%28IPO%29-v9.1.0-10.1-SOFT-CONSOLE-REMOTE-BUFFER-OVERFLOW-0DAY.txt","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://packetstormsecurity.com/files/144883/Avaya-IP-Office-IPO-10.1-Soft-Console-Remote-Buffer-Overflow.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/101674","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/43121/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-11309","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."}