CVE-2017-15094

MEDIUM

PowerDNS Recursor 4.0.0-4.0.6 - Memory Leak in DNSSEC ECDSA Key Parsing

Title source: llm
STIX 2.1

Description

An issue has been found in the DNSSEC parsing code of PowerDNS Recursor from 4.0.0 up to and including 4.0.6 leading to a memory leak when parsing specially crafted DNSSEC ECDSA keys. These keys are only parsed when validation is enabled by setting dnssec to a value other than off or process-no-validate (default).

References (2)

Core 2
Core References
Mitigation, Patch, Vendor Advisory x_refsource_confirm
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-07.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/101982

Scores

CVSS v3 5.9
EPSS 0.0337
EPSS Percentile 87.1%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-772 CWE-401
Status published
Products (1)
powerdns/recursor 4.0.0 - 4.0.6
Published Jan 23, 2018
Tracked Since Feb 18, 2026