5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.123 Low
EPSS
Percentile
95.3%
PowerDNS Recursor before 3.6.2 does not limit delegation chaining, which allows remote attackers to cause a denial of service (“performance degradations”) via a large or infinite number of referrals, as demonstrated by resolving domains hosted by ezdns.it.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | pdns-recursor | < 3.6.2-1 | pdns-recursor_3.6.2-1_all.deb |
Debian | 11 | all | pdns-recursor | < 3.6.2-1 | pdns-recursor_3.6.2-1_all.deb |
Debian | 10 | all | pdns-recursor | < 3.6.2-1 | pdns-recursor_3.6.2-1_all.deb |
Debian | 999 | all | pdns-recursor | < 3.6.2-1 | pdns-recursor_3.6.2-1_all.deb |
Debian | 13 | all | pdns-recursor | < 3.6.2-1 | pdns-recursor_3.6.2-1_all.deb |