Check Point Firewall-1 3.0/4.0 Port port denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Check Point Firewall-1 3.0/4.0. This vulnerability affects unknown code of the component Port Handler. The manipulation of the argument port with the input 0 as part of UDP Packet leads to denial of service. This vulnerability is referenced as CVE-1999-0675. Furthermore, an exploit is available. This vulnerability is historically significant due to its background and the way it was received. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Check Point Firewall-1 3.0/4.0 (Firewall Software) and classified as problematic. This issue affects some unknown functionality of the component Port Handler. The manipulation of the argument port with the input value 0 leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

Check Point FireWall-1 can be subjected to a denial of service via UDP packets that are sent through VPN-1 to port 0 of a host.

The weakness was published 08/09/1999 by Malikai (Website). The advisory is shared at archives.neohapsis.com. The identification of this vulnerability is CVE-1999-0675. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/19/2026). Due to its background and reception, this vulnerability has a historic impact.

After immediately, there has been an exploit disclosed. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 10074 (Check Point FireWall-1 UDP Port 0 DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Firewalls, running in the context r and relying on port 1234.

Upgrading eliminates this vulnerability. Attack attempts may be identified with Snort ID 525.

The vulnerability is also documented in the databases at X-Force (3233), Tenable (10074), SecurityFocus (BID 576†), OSVDB (1038†) and Vulnerability Center (SBV-21†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10074
Nessus Name: Check Point FireWall-1 UDP Port 0 DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍
Snort ID: 525

Suricata ID: 2100525
Suricata Class: 🔍
Suricata Message: 🔍

Timelineinfo

08/09/1999 🔍
08/09/1999 +0 days 🔍
08/09/1999 +0 days 🔍
08/09/1999 +0 days 🔍
08/09/1999 +0 days 🔍
08/20/1999 +11 days 🔍
10/08/2002 +1145 days 🔍
02/21/2003 +136 days 🔍
06/21/2014 +4137 days 🔍
04/19/2026 +4320 days 🔍

Sourcesinfo

Vendor: checkpoint.com

Advisory: archives.neohapsis.com
Researcher: Malikai
Status: Confirmed

CVE: CVE-1999-0675 (🔍)
GCVE (CVE): GCVE-0-1999-0675
GCVE (VulDB): GCVE-100-14765
X-Force: 3233
SecurityFocus: 576 - Firewall-1 Port 0 Denial of Service Vulnerability
OSVDB: 1038 - Check Point FireWall-1 UDP Port 0 DoS
Vulnerability Center: 21 - DoS in Firewall-1 3 and 4 via UDP Packets Sent to Port 0, High

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/21/2014 18:06
Updated: 04/19/2026 10:03
Changes: 06/21/2014 18:06 (79), 05/04/2019 16:48 (2), 04/19/2026 10:03 (18)
Complete: 🔍
Cache ID: 216::103

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