Host denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Host and classified as problematic. Impacted is an unknown function. Executing a manipulation can lead to denial of service. This vulnerability is handled as CVE-1999-0770. Additionally, an exploit exists. The application of restrictive firewalling is recommended.

Detailsinfo

A vulnerability has been found in Host (the affected version is unknown) and classified as critical. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

Firewall-1 sets a long timeout for connections that begin with ACK or other packets except SYN, allowing an attacker to conduct a denial of service via a large number of connection attempts to unresponsive systems.

The weakness was released 01/01/2000 by Lance Spitzner (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-1999-0770. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed in ANSI C and been published before and not just after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 10271 (TCP/IP ACK Packet Saturation Remote DoS (stream.c)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Denial of Service and running in the context r.

Proper firewalling of is able to address this issue.

The vulnerability is also documented in the databases at X-Force (4485), Exploit-DB (19436), Tenable (10271), SecurityFocus (BID 549†) and OSVDB (1027†). Entry connected to this vulnerability is available at VDB-14746. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.5
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10271
Nessus Name: TCP/IP ACK Packet Saturation Remote DoS (stream.c)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍
ISS Proventia IPS: 🔍

Timelineinfo

07/29/1999 🔍
07/29/1999 +0 days 🔍
07/29/1999 +0 days 🔍
01/01/2000 +156 days 🔍
01/01/2000 +0 days 🔍
01/21/2000 +20 days 🔍
02/21/2003 +1127 days 🔍
09/03/2003 +193 days 🔍
07/01/2016 +4685 days 🔍
08/09/2024 +2961 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Lance Spitzner
Status: Not defined

CVE: CVE-1999-0770 (🔍)
GCVE (CVE): GCVE-0-1999-0770
GCVE (VulDB): GCVE-100-88456
X-Force: 4485
SecurityFocus: 549 - FireWall-1, FloodGate-1, VPN-1 Table Saturation Denial of Service Vulnerability
OSVDB: 1027 - Check Point VPN-1/FireWall-1 Table Saturation DoS
Vulnerability Center: 1891 - DoS via \x27stream.c\x27 Attack, High

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

Entryinfo

Created: 07/01/2016 16:49
Updated: 08/09/2024 02:16
Changes: 07/01/2016 16:49 (65), 02/15/2019 11:16 (6), 08/09/2024 02:16 (20)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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