Upstream information

CVE-2020-12244 at MITRE

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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Access Vector Network
Access Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1171553 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Package Hub 12 SP1
  • pdns-recursor >= 4.1.16-19.1
Patchnames:
openSUSE-2020-698
SUSE Package Hub 15 SP1
  • pdns-recursor >= 4.1.12-bp151.4.3.1
Patchnames:
openSUSE-2020-698
openSUSE Leap 15.1
  • pdns-recursor >= 4.1.12-lp151.3.3.1
Patchnames:
openSUSE-2020-698
openSUSE Tumbleweed
  • pdns-recursor >= 4.5.5-1.3
Patchnames:
openSUSE Tumbleweed GA pdns-recursor-4.5.5-1.3