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CVE 2017-15105

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.

Related bugs and status

CVE-2017-15105 (Candidate) is related to these bugs:

Bug #1773720: CVE-2017-15105

		In	Importance	Status
1773720	CVE-2017-15105	unbound (Ubuntu)	Undecided	Fix Released
1773720	CVE-2017-15105	unbound (Ubuntu Xenial)	Undecided	Fix Released
1773720	CVE-2017-15105	unbound (Ubuntu Bionic)	Undecided	Fix Released
1773720	CVE-2017-15105	unbound (Ubuntu Artful)	Undecided	Fix Released

See the

CVE page on Mitre.org for more details.

References

CONFIRM: https://unbound.net/do...
BID: 102817
MLIST: [debian-lts-announce] ...
UBUNTU: USN-3673-1
MLIST: [debian-lts-announce] ...