Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2022-37428

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
23/08/2022
Last modified:
07/11/2023

Description

PowerDNS Recursor up to and including 4.5.9, 4.6.2 and 4.7.1, when protobuf logging is enabled, has Improper Cleanup upon a Thrown Exception, leading to a denial of service (daemon crash) via a DNS query that leads to an answer with specific properties.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
6.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:* 4.5.0 (including) 4.5.10 (excluding)
cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:* 4.6.0 (including) 4.6.3 (excluding)
cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:* 4.7.0 (including) 4.7.2 (excluding)
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools