ISC BIND up to 9.3.2 Zone Transfer TSIG 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.
6.7$0-$5k0.00

A vulnerability, which was classified as critical, has been found in ISC BIND up to 9.3.2 (Domain Name Software). This issue affects an unknown code block of the component Zone Transfer Handler. The manipulation of the argument TSIG 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:

Unspecified vulnerability in ISC BIND allows remote attackers to cause a denial of service via a crafted DNS message with a "broken" TSIG, as demonstrated by the OUSPG PROTOS DNS test suite.

The weakness was shared 04/26/2006 by OUSPG with Oulu University Secure Programming Group (OUSPG) (Website). The advisory is shared at niscc.gov.uk. The identification of this vulnerability is CVE-2006-2073 since 04/27/2006. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 22311 (ISC BIND 9 Multiple Remote DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family DNS and running in the context r.

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

The vulnerability is also documented in the databases at X-Force (26081), Tenable (22311), SecurityFocus (BID 17692†), OSVDB (57060†) and Secunia (SA19808†). computerworld.com is providing further details. The entries VDB-30095, VDB-29950, VDB-29948 and VDB-29947 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

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: 6.7

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

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 22311
Nessus Name: ISC BIND 9 Multiple Remote DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Disable
Status: 🔍

0-Day Time: 🔍

Patch: isc.org

Timelineinfo

04/25/2006 🔍
04/25/2006 +0 days 🔍
04/26/2006 +1 days 🔍
04/26/2006 +0 days 🔍
04/26/2006 +0 days 🔍
04/26/2006 +0 days 🔍
04/27/2006 +0 days 🔍
04/27/2006 +0 days 🔍
05/02/2006 +5 days 🔍
09/07/2006 +128 days 🔍
06/05/2011 +1732 days 🔍
11/24/2024 +4921 days 🔍

Sourcesinfo

Vendor: isc.org

Advisory: niscc.gov.uk
Researcher: OUSPG
Organization: Oulu University Secure Programming Group (OUSPG)
Status: Confirmed

CVE: CVE-2006-2073 (🔍)
GCVE (CVE): GCVE-0-2006-2073
GCVE (VulDB): GCVE-100-2189
CERT: 🔍
X-Force: 26081 - Multiple vendor DNS request handling issues discovered using the PROTOS DNS Test Suite, High Risk
SecurityFocus: 17692 - ISC BIND TSIG Zone Transfer Denial Of Service Vulnerability
Secunia: 19808 - BIND Zone Transfer TSIG Handling Denial of Service, Less Critical
OSVDB: 57060 - ISC BIND DNS Message Malformed TSIG Remote DoS
SecurityTracker: 1015993 - BIND Can Be Crashed By Remote Users Sending a Broken TSIG
Vulnerability Center: 31656 - ISC BIND Remote Denial of Service Vulnerability via a Crafted DNS Message with a \, High
Vupen: ADV-2006-1537

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 05/02/2006 04:59 PM
Updated: 11/24/2024 11:10 AM
Changes: 05/02/2006 04:59 PM (82), 03/23/2017 08:11 AM (12), 03/12/2021 06:41 PM (3), 11/24/2024 11:10 AM (19)
Complete: 🔍
Cache ID: 18:CFE:40

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!