description: PowerDNS Authoritative Server 3.3.0 up to 4.1.4 excluding 4.1.5 and 4.0.6, and PowerDNS Recursor 3.2 up to 4.1.4 excluding 4.1.5 and 4.0.9, are vulnerable to a memory leak while parsing malformed records that can lead to remote denial of service.
problem types: CWE-400
affected:
{
product: pdns
vendor: The PowerDNS Project
versions:
status: affected, version: 3.3.0 to 4.1.4, excluding 4.1.5 and 4.0.6
}
{
product: pdns-recursor
vendor: The PowerDNS Project
versions:
status: affected, version: 3.2 to 4.1.4, excluding 4.1.5 and 4.0.9
}
metrics:
cvssV3_0: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 5.3
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
version: 3.0
]