ISC BIND 9.9.0/9.9.1 race condition

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

Summaryinfo

A vulnerability identified as problematic has been detected in ISC BIND 9.9.0/9.9.1. Affected by this issue is some unknown functionality. This manipulation causes race condition. This vulnerability is registered as CVE-2012-3868. Furthermore, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in ISC BIND 9.9.0/9.9.1 (Domain Name Software). It has been declared as critical. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. As an impact it is known to affect availability. The summary by CVE is:

Race condition in the ns_client structure management in ISC BIND 9.9.x before 9.9.1-P2 allows remote attackers to cause a denial of service (memory consumption or process exit) via a large volume of TCP queries.

The weakness was published 07/24/2012 by Kevin Sheehan and Anand Buddhdev (shutdown) with Infoblox & RIPE as cve-2012-3868 as confirmed advisory (Website). It is possible to read the advisory at isc.org. This vulnerability is known as CVE-2012-3868 since 07/06/2012. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a private exploit is available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 60120 (ISC BIND 9 Multiple Denial of Service Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family DNS. The commercial vulnerability scanner Qualys is able to test this issue with plugin 166508 (OpenSuSE Security Update for bind (openSUSE-SU-2013:0666-1)).

Upgrading to version 9.9.1-P2, 9.8.3-P2, 9.7.6-P2, eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (60120), SecurityFocus (BID 54659†), OSVDB (84229†), Secunia (SA50020†) and SecurityTracker (ID 1027297†). Additional details are provided at threatpost.com. Similar entries are available at VDB-5874 and VDB-57404. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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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: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
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Price Prediction: 🔍
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Nessus ID: 60120
Nessus Name: ISC BIND 9 Multiple Denial of Service Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 864621
OpenVAS Name: Fedora Update for bind FEDORA-2012-11146
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: BIND 9.9.1-P2, 9.8.3-P2, 9.7.6-P2,

Timelineinfo

07/06/2012 🔍
07/24/2012 +18 days 🔍
07/24/2012 +0 days 🔍
07/24/2012 +0 days 🔍
07/24/2012 +0 days 🔍
07/25/2012 +1 days 🔍
07/25/2012 +0 days 🔍
07/25/2012 +0 days 🔍
07/25/2012 +0 days 🔍
07/26/2012 +1 days 🔍
08/08/2012 +13 days 🔍
03/27/2021 +3153 days 🔍

Sourcesinfo

Vendor: isc.org

Advisory: cve-2012-3868
Researcher: Kevin Sheehan , Anand Buddhdev (shutdown)
Organization: Infoblox & RIPE
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-3868 (🔍)
GCVE (CVE): GCVE-0-2012-3868
GCVE (VulDB): GCVE-100-5875
SecurityFocus: 54659 - ISC BIND 9 TCP Query Remote Denial of Service Vulnerability
Secunia: 50020 - ISC BIND Bad Cache Assertion Failure and TCP Query Denial of Service Vulnerabilities, Moderately Critical
OSVDB: 84229
SecurityTracker: 1027297 - BIND TCP Memory Leak Lets Remote Users Deny Service
Vulnerability Center: 35667 - ISC BIND 9.9.0 Through 9.9.1-P1 Remote Denial of Service or Information Disclosure Vulnerability, High

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

Entryinfo

Created: 08/08/2012 13:26
Updated: 03/27/2021 07:34
Changes: 08/08/2012 13:26 (79), 04/14/2017 14:55 (11), 03/27/2021 07:34 (3)
Complete: 🔍
Cache ID: 216:C03:103

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