PowerDNS Recursor up to 3.1.3 denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability was found in PowerDNS Recursor up to 3.1.3 (Domain Name Software). It has been declared as problematic. This vulnerability affects an unknown functionality. 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. CVE summarizes:

PowerDNS Recursor 3.1.3 and earlier allows remote attackers to cause a denial of service (resource exhaustion and application crash) via a CNAME record with a zero TTL, which triggers an infinite loop.

The bug was discovered 11/13/2006. The weakness was shared 11/14/2006 (Website). The advisory is shared for download at lists.suse.com. This vulnerability was named CVE-2006-4252 since 08/21/2006. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 27386 (openSUSE 10 Security Update : pdns (pdns-2275)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165117 (SUSE Security Update for pdns (SUSE-SA:2006:070)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 1 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (30257) and Tenable (27386). The entry 33237 is related to this item.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
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CVSSv2info

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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

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Nessus ID: 27386
Nessus Name: openSUSE 10 Security Update : pdns (pdns-2275)
Nessus File: 🔍
Nessus Risk: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

08/21/2006 🔍
11/13/2006 +84 days 🔍
11/13/2006 +0 days 🔍
11/13/2006 +0 days 🔍
11/13/2006 +0 days 🔍
11/14/2006 +1 days 🔍
11/14/2006 +0 days 🔍
11/15/2006 +1 days 🔍
02/28/2007 +105 days 🔍
10/17/2007 +231 days 🔍
03/12/2015 +2703 days 🔍
07/15/2019 +1586 days 🔍

Sourcesinfo

Advisory: lists.suse.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-4252 (🔍)
X-Force: 30257
Vulnerability Center: 14449 - PowerDNS Recursor Denial of Service via CNAME Record with a Zero TTL, High
SecurityFocus: 21037 - PowerDNS Remote Denial of Service and Buffer Overflow Vulnerabilities
Secunia: 22824 - PowerDNS Recursor Two Vulnerabilities, Highly Critical
OSVDB: 30335 - CVE-2006-4252 - PowerDNS Recursor - Denial-Of-Service Issue
Vupen: ADV-2006-4484

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Entryinfo

Created: 03/12/2015 22:21
Updated: 07/15/2019 18:53
Changes: 03/12/2015 22:21 (76), 07/15/2019 18:53 (5)
Complete: 🔍

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