CVE-2020-12244

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
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.
Overview
  • CVE ID
  • CVE-2020-12244
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-05-19T14:15:11
  • Last Modified Date
  • 2022-04-26T19:40:06
Weakness Enumerations
CWE URL
CWE-347 http://cwe.mitre.org/data/definitions/347.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:* 1 OR 4.1.0 4.3.0
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2020-02.html Vendor Advisory
http://www.openwall.com/lists/oss-security/2020/05/19/3 Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4691 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00052.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NMP72NJGKBWR5WEBXAWX5KSLQUDFTG6S/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PS4ZN5XGENYNFKX7QIIOUCQQHXE37GJF/ Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-12244
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12244
History
Created Old Value New Value Data Type Notes
2022-05-10 06:26:13 Added to TrackCVE
2022-12-04 16:40:38 2020-05-19T14:15Z 2020-05-19T14:15:11 CVE Published Date updated
2022-12-04 16:40:38 2022-04-26T19:40:06 CVE Modified Date updated
2022-12-04 16:40:38 Analyzed Vulnerability Status updated