pdnsd up to 1.2.6-par p_exec_query resource management

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4.8	$0-$5k	0.00

Summaryinfo

A vulnerability was found in pdnsd. It has been rated as problematic. This impacts the function p_exec_query. Performing a manipulation results in resource management. This vulnerability was named CVE-2008-4194. In addition, an exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in pdnsd (Domain Name Software). This affects the function p_exec_query. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

The p_exec_query function in src/dns_query.c in pdnsd before 1.2.7-par allows remote attackers to cause a denial of service (daemon crash) via a long DNS reply with many entries in the answer section, related to a "dangling pointer bug."

The bug was discovered 08/31/2008. The weakness was presented 09/24/2008 (Website). It is possible to read the advisory at xforce.iss.net. This vulnerability is uniquely identified as CVE-2008-4194 since 09/23/2008. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 33450 (Debian DSA-1603-1 : bind9 - DNS cache poisoning), 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.

Upgrading to version 1.1.9-par eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (45594), Exploit-DB (6122), Tenable (33450), OSVDB (48245†) and Vulnerability Center (SBV-20515†). See VDB-29949 and VDB-29948 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Domain Name Software

Name

• pdnsd

Version

• 1.1.7
• 1.1.7a
• 1.1.8b1-par4
• 1.1.8b1-par5
• 1.1.8b1-par6
• 1.1.8b1-par7
• 1.1.8b1-par8
• 1.1.9-par
• 1.1.10-par
• 1.1.11-par
• 1.1.11a-par
• 1.2-par
• 1.2.1 Par
• 1.2.4-par
• 1.2.5-par
• 1.2.6-par

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: Resource management
CWE: CWE-399 / 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: 🔍

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

Nessus ID: 33450
Nessus Name: Debian DSA-1603-1 : bind9 - DNS cache poisoning
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 63154
OpenVAS Name: Gentoo Security Advisory GLSA 200901-03 (pdnsd)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: pdnsd 1.1.9-par

Timelineinfo

07/08/2008 🔍
07/10/2008 +2 days 🔍
08/31/2008 +52 days 🔍
09/23/2008 +23 days 🔍
09/24/2008 +1 days 🔍
09/24/2008 +0 days 🔍
09/24/2008 +0 days 🔍
01/18/2009 +116 days 🔍
03/17/2015 +2249 days 🔍
01/26/2025 +3603 days 🔍

Sourcesinfo

Advisory: xforce.iss.net
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-4194 (🔍)
GCVE (CVE): GCVE-0-2008-4194
GCVE (VulDB): GCVE-100-44163
X-Force: 45594
OSVDB: 48245 - pdnsd - 'src.dns_query.c' Remote Denial of Service Issue
Vulnerability Center: 20515 - pdnsd < 1.2.7-par p_exec_query Function Remote DoS via a Long DNS Reply, High
Vupen: ADV-2008-2582

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

Entryinfo

Created: 03/17/2015 16:11
Updated: 01/26/2025 14:24
Changes: 03/17/2015 16:11 (66), 08/23/2019 18:59 (7), 01/26/2025 14:24 (22)
Complete: 🔍
Cache ID: 216::103

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