Hickory DNS 0.25.0-alpha.3 through 0.25.2 Query Amplification via Cyclic Referrals
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
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| hickory-dns | hickory-dns | unaffected |
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| hickory-dns | hickory-dns | unaffected |
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No data.
No data.
| Vendor | Product | Versions | ||||||||||||
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| Hickory-dns | Hickory-dns |
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| Hickory-dns | Hickory-dns |
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No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.343% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Hickory-dns
Hickory-dns hickory-dns |
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| Vendors & Products |
Hickory-dns
Hickory-dns hickory-dns |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Hickory DNS 0.25.0-alpha.3 through 0.25.2 contains a query amplification vulnerability in its recursive resolver, which mishandles cyclic sibling name server referrals that lack glue records. Attackers controlling two zones whose name servers reference each other without glue records can make the recursor loop, sending many upstream queries, amplified further by zero-TTL NS records. | |
| Title | Hickory DNS 0.25.0-alpha.3 through 0.25.2 Query Amplification via Cyclic Referrals | |
| Weaknesses | CWE-400 | |
| References |
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| Metrics |
cvssV3_1
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