CVE-2025-30195
HIGH EPSS 47.8%
Published Apr 7, 20251y ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
Published Apr 7, 2025 1y ago
Last Modified Jun 17, 2026 1w ago
Description
An attacker can publish a zone containing specific Resource Record Sets. Processing and caching results for these sets can lead to an illegal memory accesses and crash of the Recursor, causing a denial of service. The remedy is: upgrade to the patched 5.2.1 version. We would like to thank Volodymyr Ilyin for bringing this issue to our attention.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
47.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-476 NULL Pointer Dereference Memory Safety
References 2
- openwall.com http://www.openwall.com/lists/oss-security/2025/04/07/1
- docs.powerdns.com https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-01.html
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.