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Status published
High
CVE-2016-6171
Knot DNS before 2.3.0 allows remote DNS servers to cause...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.openwall.com/lists/oss-security/2016/07/06/3
- http://www.securityfocus.com/bid/91678
- https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html
- http://www.openwall.com/lists/oss-security/2016/07/06/4
- https://gitlab.labs.nic.cz/labs/knot/blob/c546a70563ef4c7badb7cb5bdf6d1ba8e7adae82/NEWS
- https://gitlab.labs.nic.cz/labs/knot/issues/464
- https://github.com/sischkg/xfer-limit/blob/master/README.md
Affected Vendor
knot-dns
View all reports →Affected Software
knot dns
Vulnerable Versions:
0
Timeline
Official Publish:
February 9th, 2017
Last Modified:
August 6th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.