PowerDNS Authoritative Server up to 2.9.20 DNS Cache input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability was found in PowerDNS Authoritative Server up to 2.9.20. It has been declared as critical. The affected element is an unknown function of the component DNS Cache. Executing a manipulation can lead to input validation. This vulnerability appears as CVE-2008-3337. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in PowerDNS Authoritative Server up to 2.9.20 (Domain Name Software). This vulnerability affects some unknown processing of the component DNS Cache. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect integrity, and availability. CVE summarizes:

PowerDNS Authoritative Server before 2.9.21.1 drops malformed queries, which might make it easier for remote attackers to poison DNS caches of other products running on other servers, a different issue than CVE-2008-1447 and CVE-2008-3217.

The bug was discovered 08/06/2008. The weakness was presented 08/08/2008 (Website). The advisory is shared for download at mailman.powerdns.com. This vulnerability was named CVE-2008-3337 since 07/27/2008. 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 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 33887 (openSUSE 10 Security Update : pdns (pdns-5510)), 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 115918 (PowerDNS Malformed Query Handling Weakness).

Upgrading to version 2.9.21 eliminates this vulnerability. A possible mitigation has been published 5 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (44253), Tenable (33887), SecurityFocus (BID 30587†), OSVDB (47587†) and Secunia (SA31401†). See VDB-41818 and VDB-60241 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 33887
Nessus Name: openSUSE 10 Security Update : pdns (pdns-5510)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 860546
OpenVAS Name: Family Connections argv[1] Parameter Remote Arbitrary Command Execution Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Authoritative Server 2.9.21

Timelineinfo

07/27/2008 🔍
08/06/2008 +10 days 🔍
08/06/2008 +0 days 🔍
08/06/2008 +0 days 🔍
08/08/2008 +2 days 🔍
08/08/2008 +0 days 🔍
08/10/2008 +2 days 🔍
08/13/2008 +3 days 🔍
08/14/2008 +1 days 🔍
03/17/2015 +2406 days 🔍
05/26/2025 +3723 days 🔍

Sourcesinfo

Advisory: mailman.powerdns.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-3337 (🔍)
GCVE (CVE): GCVE-0-2008-3337
GCVE (VulDB): GCVE-100-43588

OVAL: 🔍

X-Force: 44253
SecurityFocus: 30587 - PowerDNS Malformed Query Handling Weakness
Secunia: 31401
OSVDB: 47587 - PowerDNS - Malformed Query Handling Weakness
Vulnerability Center: 19120 - PowerDNS Authoritative Server Allows Remote Attackers to Conduct DNS Cache Poisoning Attack, Medium
Vupen: ADV-2008-2320

See also: 🔍

Entryinfo

Created: 03/17/2015 12:19
Updated: 05/26/2025 09:10
Changes: 03/17/2015 12:19 (75), 08/15/2019 12:09 (8), 05/26/2025 09:10 (20)
Complete: 🔍
Cache ID: 216:089:103

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