Upstream information

CVE-2017-15105 at MITRE


A flaw was found in the way unbound before 1.6.8 validated wildcard-synthesized NSEC records. An improperly validated wildcard NSEC record could be used to prove the non-existence (NXDOMAIN answer) of an existing wildcard record, or trick unbound into accepting a NODATA proof.

SUSE information

Overall state of this security issue: Pending

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:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.3 5.4
Access Vector Network Network
Access Complexity Low High
Privileges Required None None
User Interaction None None
Scope Unchanged Changed
Confidentiality Impact None None
Integrity Impact Low Low
Availability Impact None Low
CVSSv3 Version 3 3
SUSE Bugzilla entry: 1076963 [NEW]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Basesystem 15 SP1
  • libunbound2 >= 1.6.8-8.3
  • unbound-anchor >= 1.6.8-8.3
  • unbound-devel >= 1.6.8-8.3
SUSE Linux Enterprise Module for Basesystem 15
  • libunbound2 >= 1.6.8-1.34
  • unbound-anchor >= 1.6.8-1.34
  • unbound-devel >= 1.6.8-1.34
openSUSE Leap 15.0
  • libunbound2 >= 1.6.8-lp150.1.4
  • unbound-anchor >= 1.6.8-lp150.1.4
openSUSE Leap 15.0 GA libunbound2

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Module for Basesystem 15 GA unbound Affected