CVE-2017-15120

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
An issue has been found in the parsing of authoritative answers in PowerDNS Recursor before 4.0.8, leading to a NULL pointer dereference when parsing a specially crafted answer containing a CNAME of a different class than IN. An unauthenticated remote attacker could cause a denial of service.
Overview
  • CVE ID
  • CVE-2017-15120
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-07-27T15:29:00
  • Last Modified Date
  • 2019-10-09T23:24:14
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:* 1 OR 4.0.8
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • 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-2017-08.html Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15120 Issue Tracking Third Party Advisory
http://seclists.org/oss-sec/2017/q4/382 Mailing List Patch Third Party Advisory
https://www.debian.org/security/2017/dsa-4063 Third Party Advisory
http://www.securityfocus.com/bid/106335 Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-15120
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15120
History
Created Old Value New Value Data Type Notes
2022-05-10 17:11:16 Added to TrackCVE
2022-12-03 10:34:51 2018-07-27T15:29Z 2018-07-27T15:29:00 CVE Published Date updated
2022-12-03 10:34:51 2019-10-09T23:24:14 CVE Modified Date updated
2022-12-03 10:34:51 Modified Vulnerability Status updated