avahi up to 0.6.15 consume_labels denial of service

HistoryDiffrelatejsonxmlCTI

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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in avahi up to 0.6.15. This impacts the function consume_labels. The manipulation leads to denial of service. This vulnerability is referenced as CVE-2006-6870. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in avahi up to 0.6.15. This issue affects the function consume_labels. The manipulation with an unknown input 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:

The consume_labels function in avahi-core/dns.c in Avahi before 0.6.16 allows remote attackers to cause a denial of service (infinite loop) via a crafted compressed DNS response with a label that points to itself.

The weakness was published 12/31/2006 (Website). It is possible to read the advisory at avahi.org. The identification of this vulnerability is CVE-2006-6870. 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 of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 24620 (Mandrake Linux Security Advisory : avahi (MDKSA-2007:003)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks.

Upgrading to version 0.6.16 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (31403), Tenable (24620), SecurityFocus (BID 21881†), Secunia (SA23660†) and Vulnerability Center (SBV-14137†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

avahi

Version

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

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 24620
Nessus Name: Mandrake Linux Security Advisory : avahi (MDKSA-2007:003)
Nessus File: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 861059
OpenVAS Name: Family Connections argv[1] Parameter Remote Arbitrary Command Execution Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: avahi 0.6.16

Timelineinfo

12/29/2006 🔍
12/31/2006 +2 days 🔍
12/31/2006 +0 days 🔍
01/05/2007 +5 days 🔍
01/23/2007 +18 days 🔍
02/18/2007 +26 days 🔍
03/12/2015 +2944 days 🔍
12/22/2016 +651 days 🔍

Sourcesinfo

Advisory: avahi.org
Status: Not defined

CVE: CVE-2006-6870 (🔍)
GCVE (CVE): GCVE-0-2006-6870
GCVE (VulDB): GCVE-100-34175
X-Force: 31403
SecurityFocus: 21881 - Avahi Compressed DNS Denial Of Service Vulnerability
Secunia: 23660
Vulnerability Center: 14137 - Avahi Denial of Service via Compressed DNS Response, Medium

Entryinfo

Created: 03/12/2015 22:21
Updated: 12/22/2016 09:33
Changes: 03/12/2015 22:21 (60), 12/22/2016 09:33 (8)
Complete: 🔍
Cache ID: 216::103