debian/knot vulnerabilities

Latest debian/knot CVEs

Newest publication first

1. CVE-2026-39155 Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can create an overly broad authenticated denia...

   Published 2026-07-23

   Medium·CVSS 6.5 EPSS 0.22%

   Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can create an overly broad authenticated denial interval, allowing downstream validating resolvers using aggressive negative c...

2. CVE-2014-0486 Knot DNS before 1.5.2 allows remote attackers to cause a denial of service (application crash) via a crafted DNS message.

   Published 2018-03-27

   High·CVSS 7.5 EPSS 3.3%

   Knot DNS before 1.5.2 allows remote attackers to cause a denial of service (application crash) via a crafted DNS message.

3. DSA-3910-1 knot - security update

   Published 2017-07-14

   Unknown

4. CVE-2017-11104 Knot DNS before 2.4.5 and 2.5.x before 2.5.2 contains a flaw within the TSIG protocol implementation that would allow an attacker with a valid key name and algorithm to bypass TSIG authentication if n...

   Published 2017-07-08

   Medium·CVSS 5.9 EPSS 2.7%

   Knot DNS before 2.4.5 and 2.5.x before 2.5.2 contains a flaw within the TSIG protocol implementation that would allow an attacker with a valid key name and algorithm to bypass TSIG authentication if no additional ACL restrictions are set, because of an improper TSIG validity peri...

5. CVE-2016-6171 Knot DNS before 2.3.0 allows remote DNS servers to cause a denial of service (memory exhaustion and slave server crash) via a large zone transfer for (1) DDNS, (2) AXFR, or (3) IXFR.

   Published 2017-02-09

   High·CVSS 8.6 EPSS 2.8%

   Knot DNS before 2.3.0 allows remote DNS servers to cause a denial of service (memory exhaustion and slave server crash) via a large zone transfer for (1) DDNS, (2) AXFR, or (3) IXFR.

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.