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Vulnerabilities for
'Knot resolver'
2022-06-20
CVE-2022-32983
CWE-290
Knot Resolver through 5.5.1 may allow DNS cache poisoning when there is an attempt to limit forwarding actions by filters.
2021-08-25
CVE-2021-40083
CWE-617
Knot Resolver before 5.3.2 is prone to an assertion failure, triggerable by a remote attacker in an edge case (NSEC3 with too many iterations used for a positive wildcard proof).
2021-03-30
CVE-2018-1110
CWE-20
A flaw was found in knot-resolver before version 2.3.0. Malformed DNS messages may cause denial of service.
2020-05-19
CVE-2020-12667
CWE-400
Knot Resolver before 5.1.1 allows traffic amplification via a crafted DNS answer from an attacker-controlled server, aka an "NXNSAttack" issue. This is triggered by random subdomains in the NSDNAME in NS records.
2019-12-16
CVE-2019-19331
CWE-404
knot-resolver before version 4.3.0 is vulnerable to denial of service through high CPU utilization. DNS replies with very many resource records might be processed very inefficiently, in extreme cases taking even several CPU seconds for each such uncached message. For example, a few thousand A records can be squashed into one DNS message (limit is 64kB).
2019-11-05
CVE-2013-5661
CWE-290
Cache Poisoning issue exists in DNS Response Rate Limiting.
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Vulnerabilities for 'Knot resolver' 