CVE-2016-6171 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.01196.

Key SSVC decision points have not yet been added.

Vendors	Products
Knot-dns Subscribe	Knot Dns Subscribe

Configuration 1 [-]

cpe:2.3:a:knot-dns:knot_dns:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2016-7105	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.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://www.openwall.com/lists/oss-security/2016/07/06/3
http://www.openwall.com/lists/oss-security/2016/07/06/4
http://www.securityfocus.com/bid/91678
https://github.com/sischkg/xfer-limit/blob/master/README.md
https://gitlab.labs.nic.cz/labs/knot/blob/c546a70563ef4c7badb7cb5bdf6d1ba8e7adae82/NEWS
https://gitlab.labs.nic.cz/labs/knot/issues/464
https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html

History

No history.

Projects

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MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2017-02-09T15:00:00

Updated: 2024-08-06T01:22:20.757Z

Reserved: 2016-07-06T00:00:00

Link: CVE-2016-6171

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2017-02-09T15:59:01.190

Modified: 2025-04-20T01:37:25.860

Link: CVE-2016-6171

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-400

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