CVE-2003-0220
Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2003-0220- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2003-0220- Updated
- 2026-11-02
EUVDEUVD-2003-0215 No score
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.
- Record
EUVD-2003-0215- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fc26-x4hf-29fm No score
Buffer overflow in the administrator authentication process for Kerio Personal Firewall (KPF) 2.1...
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.
- Record
GHSA-fc26-x4hf-29fm- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Kerio Personal Firewall 2.1.4 - Remote Authentication Packet Overflow (Metasploit) | 2006-02-28 |
| Exploit-DB | Kerio Personal Firewall 2.1.4 - Authentication Packet Overflow (Metasploit) | 2010-06-15 |
| Exploit-DB | Kerio Personal Firewall 2.1.x - Remote Authentication Packet Buffer Overflow (1) | 2003-04-28 |
| Exploit-DB | Kerio Personal Firewall 2.1.x - Remote Authentication Packet Buffer Overflow (2) | 2003-04-30 |
| Exploit-DB | Kerio Personal Firewall 2.1.4 - Remote Code Execution | 2003-05-08 |
| Metasploit | Kerio Firewall 2.1.4 Authentication Packet Overflow | 2003-04-28 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2003-0220 is a high vulnerability (CVSS 7.5) in Kerio Personal Firewall 2, published April 29, 2003. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 69.1%, the 99th percentile. No source names a fixed version.