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.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1264-1 unbound security update
Debian DLA Debian DLA DLA-1676-1 unbound security update
EUVD EUVD EUVD-2017-6570 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.
Ubuntu USN Ubuntu USN USN-3673-1 Unbound vulnerability
Fixes

Solution

No solution given by the vendor.


Workaround

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History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-09-16T21:56:27.390Z

Reserved: 2017-10-08T00:00:00.000Z

Link: CVE-2017-15105

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-01-23T16:29:00.273

Modified: 2024-11-21T03:14:05.047

Link: CVE-2017-15105

cve-icon Redhat

Severity : Moderate

Publid Date: 2018-01-19T00:00:00Z

Links: CVE-2017-15105 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses