CVE-2019-3807

CVSS V2 Medium 6.4 CVSS V3 Critical 9.8
Description
An issue has been found in PowerDNS Recursor versions 4.1.x before 4.1.9 where records in the answer section of responses received from authoritative servers with the AA flag not set were not properly validated, allowing an attacker to bypass DNSSEC validation.
Overview
  • CVE ID
  • CVE-2019-3807
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-01-29T17:29:00
  • Last Modified Date
  • 2019-10-09T23:49:41
Weakness Enumerations
CWE URL
CWE-295 http://cwe.mitre.org/data/definitions/295.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:* 1 OR 4.1.0 4.1.8
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 6.4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807 Issue Tracking Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-3807
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3807
History
Created Old Value New Value Data Type Notes
2022-05-10 17:02:46 Added to TrackCVE
2022-12-03 16:58:34 2019-01-29T17:29Z 2019-01-29T17:29:00 CVE Published Date updated
2022-12-03 16:58:34 2019-10-09T23:49:41 CVE Modified Date updated
2022-12-03 16:58:34 Modified Vulnerability Status updated