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.
[
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "7.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "8.0"
}
]
},
{
"events": [
{
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},
{
"last_affected": "14.04"
}
]
},
{
"events": [
{
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},
{
"last_affected": "16.04"
}
]
},
{
"events": [
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},
{
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{
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}
]
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-15105.json"