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ID:9836 - Exploit for Resource exhaustion in PowerDNS Recursor - CVE-2023-50387
ID:9836 - Exploit for Resource exhaustion in PowerDNS Recursor - CVE-2023-50387
Published: May 23, 2024
Vulnerability identifier: #VU86377
Vulnerability risk: Medium
CVE-ID: CVE-2023-50387
CWE-ID: CWE-400
Exploitation vector: Remote access
Vulnerable software:
PowerDNS Recursor
PowerDNS Recursor
Link to public exploit:
Vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation when processing DNSSEC related records. A remote attacker can trigger resource exhaustion by forcing the DNS server to query a specially crafted DNSSEC zone and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.