CVE-2017-15105 | BDVDB-2026-95629 Detail

NLnet Labsunbound

Description#

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.

Impact#

No impact statement in the source data.

Weaknesses#

CWE-358

References#

http://www.securityfocus.com/bid/102817
https://lists.debian.org/debian-lts-announce/2019/02/msg00022.html
https://lists.debian.org/debian-lts-announce/2018/01/msg00039.html
https://unbound.net/downloads/CVE-2017-15105.txt
https://usn.ubuntu.com/3673-1/

Exploit#

No public exploit known

History#

Version 12018-01-23Record published in the CVE List.
Version 22024-09-16Most recent update recorded in the CVE List.