A flaw was found in the way unbound prior to 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.
Vulnerable Product | Search on Vulmon | Subscribe to Product |
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nlnetlabs unbound |
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debian debian linux 8.0 |
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debian debian linux 7.0 |
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canonical ubuntu linux 16.04 |
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canonical ubuntu linux 14.04 |
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canonical ubuntu linux 18.04 |
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canonical ubuntu linux 17.10 |