OpenBSD 4.0 IPv6 ICMP Echo Request 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.
7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in OpenBSD 4.0. It has been rated as critical. This vulnerability affects unknown code of the component IPv6 ICMP Echo Request Handler. This manipulation causes denial of service. This vulnerability appears as CVE-2007-0343. There is no available exploit. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as critical was found in OpenBSD 4.0 (Operating System). Affected by this vulnerability is an unknown function of the component IPv6 ICMP Echo Request Handler. 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. The summary by CVE is:

OpenBSD before 20070116 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via certain IPv6 ICMP (aka ICMP6) echo request packets.

The weakness was presented 01/19/2007 by echo with OpenBSD Team (Website). It is possible to read the advisory at openbsd.org. This vulnerability is known as CVE-2007-0343 since 01/17/2007. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at ftp.openbsd.org.

The vulnerability is also documented in the databases at X-Force (31609), SecurityFocus (BID 22087†), OSVDB (32935†), Secunia (SA23830†) and SecurityTracker (ID 1017518†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍
Patch: ftp.openbsd.org

Timelineinfo

01/16/2007 🔍
01/16/2007 +0 days 🔍
01/16/2007 +0 days 🔍
01/17/2007 +1 days 🔍
01/17/2007 +0 days 🔍
01/19/2007 +2 days 🔍
01/19/2007 +0 days 🔍
01/21/2007 +1 days 🔍
01/22/2007 +1 days 🔍
12/22/2016 +3622 days 🔍

Sourcesinfo

Advisory: openbsd.org
Researcher: echo
Organization: OpenBSD Team
Status: Confirmed

CVE: CVE-2007-0343 (🔍)
GCVE (CVE): GCVE-0-2007-0343
GCVE (VulDB): GCVE-100-2863
X-Force: 31609
SecurityFocus: 22087 - OpenBSD ICMP6 Echo Request Remote Denial Of Service Vulnerability
Secunia: 23830 - OpenBSD ICMP6 Denial of Service Vulnerability, Moderately Critical
OSVDB: 32935 - OpenBSD Crafted IPv6 ICMP Echo Request DoS
SecurityTracker: 1017518 - OpenBSD ICMP6 Echo Request Bug Lets Remote Users Deny Service
Vulnerability Center: 14070 - OpenBSD Denial of Service via ICMP6 Echo Request Packets, High

Entryinfo

Created: 01/22/2007 16:17
Updated: 12/22/2016 09:26
Changes: 01/22/2007 16:17 (70), 12/22/2016 09:26 (10)
Complete: 🔍
Cache ID: 216:93F:103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!