CVE-2020-12244

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation.

• CWE-347

• http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00052.htmlMailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2020/05/19/3Mailing List, Third Party Advisory
• https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-02.htmlVendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NMP72NJGKBWR5WEBXAWX5KSLQUDFTG6S/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PS4ZN5XGENYNFKX7QIIOUCQQHXE37GJF/
• https://www.debian.org/security/2020/dsa-4691Third Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00052.htmlMailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2020/05/19/3Mailing List, Third Party Advisory
• https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-02.htmlVendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NMP72NJGKBWR5WEBXAWX5KSLQUDFTG6S/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PS4ZN5XGENYNFKX7QIIOUCQQHXE37GJF/
• https://www.debian.org/security/2020/dsa-4691Third Party Advisory

Published

May 19, 2020

Last Modified

Jun 17, 2026

Status

Modified

• Same Subject, Wrong User: A Cross-Issuer Account Takeover in n8nStrix found an identity-binding bug in n8n's token-exchange flow enabling account takeover.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2020-1220A spoofing vulnerability exists when theMicrosoft Edge (Chro…6.1
• CVE-2020-1222An elevation of privilege vulnerability exists when the Micr…7.8
• CVE-2020-1223A remote code execution vulnerability exists when Microsoft …8.8
• CVE-2020-1224<p>An information disclosure vulnerability exists when Micro…5.5
• CVE-2020-12242Valve Source allows local users to gain privileges by writin…7.8
• CVE-2020-12243In filter.c in slapd in OpenLDAP before 2.4.50, LDAP search …7.5
• CVE-2020-12245Grafana before 6.7.3 allows table-panel XSS via column.title…6.1
• CVE-2020-12246Beeline Smart Box 2.0.38 routers allow "Advanced settings > …8.8
• CVE-2020-12247In Foxit Reader and PhantomPDF before 10.0.1, and PhantomPDF…7.1
• CVE-2020-12248In Foxit Reader and PhantomPDF before 10.0.1, and PhantomPDF…8.8
• CVE-2020-1225A remote code execution vulnerability exists in Microsoft Ex…8.8
• CVE-2020-12251An issue was discovered in Gigamon GigaVUE 5.5.01.11. The up…2.2