PowerDNS Authoritative Server up to 4.3.0 Record uninitialized resource

CVSS Meta Temp Score
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CTI Interest Score
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3.7$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in PowerDNS Authoritative Server up to 4.3.0. This issue affects some unknown processing of the component Record Handler. This manipulation causes uninitialized resource. The identification of this vulnerability is CVE-2020-17482. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in PowerDNS Authoritative Server up to 4.3.0 (Domain Name Software). Affected by this vulnerability is some unknown functionality of the component Record Handler. The manipulation with an unknown input leads to a uninitialized resource vulnerability. The CWE definition for the vulnerability is CWE-908. The product uses or accesses a resource that has not been initialized. As an impact it is known to affect confidentiality. The summary by CVE is:

An issue has been found in PowerDNS Authoritative Server before 4.3.1 where an authorized user with the ability to insert crafted records into a zone might be able to leak the content of uninitialized memory.

The weakness was shared 10/02/2020 (Website). It is possible to read the advisory at doc.powerdns.com. This vulnerability is known as CVE-2020-17482 since 08/11/2020. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 214098 (Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS : PowerDNS vulnerabilities (USN-7203-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.3.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (214098). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Uninitialized resource
CWE: CWE-908
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 214098
Nessus Name: Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS : PowerDNS vulnerabilities (USN-7203-1)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Authoritative Server 4.3.1

Timelineinfo

08/11/2020 🔍
10/02/2020 +52 days 🔍
10/02/2020 +0 days 🔍
01/15/2025 +1566 days 🔍

Sourcesinfo

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

CVE: CVE-2020-17482 (🔍)
GCVE (CVE): GCVE-0-2020-17482
GCVE (VulDB): GCVE-100-162199

Entryinfo

Created: 10/02/2020 14:08
Updated: 01/15/2025 05:57
Changes: 10/02/2020 14:08 (38), 10/02/2020 14:13 (4), 11/14/2020 09:37 (5), 11/15/2020 15:46 (1), 11/15/2020 15:54 (14), 01/15/2025 05:57 (19)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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