ISC BIND up to 9.3.2 INSIST Multiple Recursive Queries denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability was found in ISC BIND up to 9.3.2. It has been classified as critical. This vulnerability affects unknown code of the component INSIST. Performing a manipulation as part of Multiple Recursive Queries results in denial of service. This vulnerability is identified as CVE-2006-4095. Additionally, an exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in ISC BIND up to 9.3.2 (Domain Name Software). This affects an unknown code block of the component INSIST. The manipulation as part of a Multiple Recursive Queries 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. The summary by CVE is:

BIND before 9.2.6-P1 and 9.3.x before 9.3.2-P1 allows remote attackers to cause a denial of service (crash) via certain SIG queries, which cause an assertion failure when multiple RRsets are returned.

The weakness was released 09/06/2006 with ISC (Website). It is possible to read the advisory at isc.org. This vulnerability is uniquely identified as CVE-2006-4095 since 08/14/2006. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but an exploit is available.

The exploit is shared for download at secunia.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 22714 (Debian DSA-1172-1 : bind9 - programming error), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 15052 (ISC BIND Multiple Remote Denial of Service Vulnerabilities).

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at isc.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 3 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (28745), Tenable (22714), SecurityFocus (BID 19859†), OSVDB (28558†) and Secunia (SA21752†). Entries connected to this vulnerability are available at VDB-2510, VDB-3045 and VDB-32086. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 22714
Nessus Name: Debian DSA-1172-1 : bind9 - programming error
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 57357
OpenVAS Name: Debian Security Advisory DSA 1172-1 (bind9)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Patch: isc.org

Timelineinfo

08/14/2006 🔍
09/05/2006 +22 days 🔍
09/05/2006 +0 days 🔍
09/05/2006 +0 days 🔍
09/06/2006 +1 days 🔍
09/06/2006 +0 days 🔍
09/06/2006 +0 days 🔍
09/08/2006 +1 days 🔍
09/09/2006 +1 days 🔍
10/14/2006 +35 days 🔍
11/09/2006 +26 days 🔍
03/31/2015 +3064 days 🔍
01/13/2025 +3576 days 🔍

Sourcesinfo

Vendor: isc.org

Advisory: isc.org
Researcher: http://www.isc.org
Organization: ISC
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-4095 (🔍)
GCVE (CVE): GCVE-0-2006-4095
GCVE (VulDB): GCVE-100-2511
CERT: 🔍
X-Force: 28745
SecurityFocus: 19859 - ISC BIND Multiple Remote Denial of Service Vulnerabilities
Secunia: 21752 - ISC BIND Denial of Service Vulnerabilities, Moderately Critical
OSVDB: 28558 - ISC BIND Recursive Query Saturation DoS
SecurityTracker: 1016794 - BIND Query Processing Bugs Let Remote Users Deny Service
Vulnerability Center: 49267 - ISC BIND Remote Denial of Service via SIG Queries, High
Vupen: ADV-2006-3473

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

Entryinfo

Created: 09/08/2006 10:33
Updated: 01/13/2025 06:17
Changes: 09/08/2006 10:33 (97), 06/24/2017 09:23 (5), 03/13/2021 12:51 (3), 01/13/2025 06:17 (17)
Complete: 🔍
Cache ID: 216::103

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

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