FreeBSD/NetBSD IP Timestamp denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in FreeBSD and NetBSD. It has been declared as problematic. Impacted is an unknown function of the component IP Timestamp Handler. The manipulation results in denial of service. This vulnerability is cataloged as CVE-2000-0440. Furthermore, there is an exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in FreeBSD and NetBSD (Operating System) (version now known). It has been classified as problematic. Affected is some unknown processing of the component IP Timestamp Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

NetBSD 1.4.2 and earlier allows remote attackers to cause a denial of service by sending a packet with an unaligned IP timestamp option.

The weakness was shared 05/01/2000 (Website). The advisory is shared for download at ftp.netbsd.org. This vulnerability is traded as CVE-2000-0440. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed in ANSI C. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (4868), Exploit-DB (19896), SecurityFocus (BID 1173†) and Vulnerability Center (SBV-23325†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
ISS Proventia IPS: 🔍

Timelineinfo

05/01/2000 🔍
05/01/2000 +0 days 🔍
05/04/2000 +3 days 🔍
05/04/2000 +0 days 🔍
08/31/2009 +3406 days 🔍
06/24/2014 +1758 days 🔍
06/22/2024 +3651 days 🔍

Sourcesinfo

Product: freebsd.org

Advisory: ftp.netbsd.org
Status: Not defined

CVE: CVE-2000-0440 (🔍)
GCVE (CVE): GCVE-0-2000-0440
GCVE (VulDB): GCVE-100-15504
X-Force: 4868
SecurityFocus: 1173 - Multiple Vendor *BSD Unaligned IP Option Denial of Service Vulnerability
Vulnerability Center: 23325 - NetBSD and FreeBSD Unaligned IP Timestamp Option Remote DoS Vulnerability, High

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

Entryinfo

Created: 06/24/2014 13:08
Updated: 06/22/2024 02:05
Changes: 06/24/2014 13:08 (54), 02/13/2017 10:31 (7), 06/22/2024 02:05 (17)
Complete: 🔍
Cache ID: 216:C32:103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!