{"id":"CVE-2003-0220","aliases":["EUVD-2003-0215","GHSA-fc26-x4hf-29fm"],"status":"published","title":"Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1...","description":"Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1.4 and earlier allows remote attackers to execute arbitrary code via a handshake packet.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.6909,"percentile":0.99358,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2003-04-29T04:00:00Z","modified":"2026-06-16T22:01:46Z","exploits":[{"source":"exploitdb","id":"EDB-1537","title":"Kerio Personal Firewall 2.1.4 - Remote Authentication Packet Overflow (Metasploit)","type":"remote","platform":"windows","date":"2006-02-28","verified":true,"url":"https://www.exploit-db.com/exploits/1537"},{"source":"exploitdb","id":"EDB-16465","title":"Kerio Personal Firewall 2.1.4 - Authentication Packet Overflow (Metasploit)","type":"remote","platform":"windows","date":"2010-06-15","verified":true,"url":"https://www.exploit-db.com/exploits/16465"},{"source":"exploitdb","id":"EDB-22417","title":"Kerio Personal Firewall 2.1.x - Remote Authentication Packet Buffer Overflow (1)","type":"dos","platform":"windows","date":"2003-04-28","verified":true,"url":"https://www.exploit-db.com/exploits/22417"},{"source":"exploitdb","id":"EDB-22418","title":"Kerio Personal Firewall 2.1.x - Remote Authentication Packet Buffer Overflow (2)","type":"remote","platform":"windows","date":"2003-04-30","verified":true,"url":"https://www.exploit-db.com/exploits/22418"},{"source":"exploitdb","id":"EDB-28","title":"Kerio Personal Firewall 2.1.4 - Remote Code Execution","type":"remote","platform":"windows","date":"2003-05-08","verified":true,"url":"https://www.exploit-db.com/exploits/28"},{"source":"metasploit","id":"exploit/windows/firewall/kerio_auth","title":"Kerio Firewall 2.1.4 Authentication Packet Overflow","type":"exploit","platform":"Windows","date":"2003-04-28","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/firewall/kerio_auth"}],"products":[{"vendor":"kerio","product":"personal_firewall_2"}],"references":[{"url":"http://www.kb.cert.org/vuls/id/454716","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"http://www.securityfocus.com/bid/7180","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://marc.info/?l=bugtraq\u0026m=105155734411836\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.coresecurity.com/common/showdoc.php?idx=314\u0026idxseccion=10","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0220"},{"url":"https://github.com/advisories/GHSA-fc26-x4hf-29fm"}],"sources":{"cve":[{"id":"CVE-2003-0220","description":"Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1.4 and earlier allows remote attackers to execute arbitrary code via a handshake packet.","status":"published","published":"2003-04-29T04:00:00Z","modified":"2024-08-08T01:43:36.04Z","updated_at":"2026-11-02T14:20:16.411288Z"}],"euvd":[{"id":"EUVD-2003-0215","description":"Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1.4 and earlier allows remote attackers to execute arbitrary code via a handshake packet.","status":"published","published":"2003-04-29T04:00:00Z","modified":"2024-08-08T01:43:36Z","updated_at":"2026-11-03T01:15:08.178994Z"}],"ghsa":[{"id":"GHSA-fc26-x4hf-29fm","title":"Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1...","description":"Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1.4 and earlier allows remote attackers to execute arbitrary code via a handshake packet.","status":"published","published":"2022-04-29T01:26:02Z","modified":"2023-01-30T05:01:04Z","updated_at":"2026-11-02T14:46:19.644366Z"}],"nvd":[{"id":"CVE-2003-0220","description":"Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1.4 and earlier allows remote attackers to execute arbitrary code via a handshake packet.","status":"published","published":"2003-05-12T04:00:00Z","modified":"2026-06-16T22:01:46.673Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:46.710758Z"}]}}