ZoneToCache can poison the cache
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.1%
exploitation probability
0.1%top 98% of all CVEs
observed exploitation
nono source reports it
A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:L
Affected products
PowerDNS · Recursor