Nlnetlabs: >> Unbound >> 1.4.16 Security Vulnerabilities
Unbound before 1.9.4 accesses uninitialized memory, which allows remote attackers to trigger a crash via a crafted NOTIFY query. The source IP address of the query must match an access-control rule.
CVSS Score
7.5
EPSS Score
0.012
Published
2019-10-03
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.
CVSS Score
5.3
EPSS Score
0.007
Published
2018-01-23
iterator.c in NLnet Labs Unbound before 1.5.1 does not limit delegation chaining, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a large or infinite number of referrals.
CVSS Score
4.3
EPSS Score
0.105
Published
2014-12-11
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