| Package | Affected versions | Patched versions |
|---|---|---|
| recursor | = 2.0_rc1= 2.8= 2.9.15= 2.9.16= 2.9.17= 2.9.18= 3.0= 3.0.1= 3.1= 3.1.1= 3.1.2≤ 3.1.3 |
PowerDNS Recursor 3.1.3 and earlier allows remote attackers to cause a denial of service (resource exhaustion and application crash) via a CNAME record with a zero TTL, which triggers an infinite loop.
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