CVE-2016-6173

NSD before 4.1.11 allows remote DNS master servers to cause a denial of service (/tmp disk consumption and slave server crash) via a zone transfer with unlimited data.

CVSS v3 7.5 HIGH
CVSS v2.0 7.8 HIGH

7.5^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://www.nlnetlabs.nl/svn/nsd/tags/NSD_4_1_11_REL/doc/RELNOTES	Release Notes Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/07/06/3	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/07/06/4	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/91678	Third Party Advisory VDB Entry
https://github.com/sischkg/xfer-limit/blob/master/README.md	Third Party Advisory
https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html	Third Party Advisory
https://open.nlnetlabs.nl/pipermail/nsd-users/2016-August/002342.html	Release Notes Vendor Advisory
https://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=790	Issue Tracking

Configurations

Configuration 1 (hide)

cpe:2.3:a:nlnetlabs:nsd:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-02-09 15:59

Updated : 2017-02-24 21:14

NVD link : CVE-2016-6173

Mitre link : CVE-2016-6173

CVE.ORG link : CVE-2016-6173

JSON object : View

Products Affected

nlnetlabs

nsd

CWE

CWE-399

Resource Management Errors

{"id": "CVE-2016-6173", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2017-02-09T15:59:01.237", "references": [{"url": "http://www.nlnetlabs.nl/svn/nsd/tags/NSD_4_1_11_REL/doc/RELNOTES", "tags": ["Release Notes", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2016/07/06/3", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2016/07/06/4", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/91678", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://github.com/sischkg/xfer-limit/blob/master/README.md", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://open.nlnetlabs.nl/pipermail/nsd-users/2016-August/002342.html", "tags": ["Release Notes", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=790", "tags": ["Issue Tracking"], "source": "secalert@redhat.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-399"}]}], "descriptions": [{"lang": "en", "value": "NSD before 4.1.11 allows remote DNS master servers to cause a denial of service (/tmp disk consumption and slave server crash) via a zone transfer with unlimited data."}, {"lang": "es", "value": "NSD en versiones anteriores a 4.1.11 permite a servidores DNS maestros remotos provocar una denegaci\u00f3n de servicio (/tmp consumo de disco y ca\u00edda del servidor esclavo) a trav\u00e9s de una trasferencia de zona con datos ilimitados.."}], "lastModified": "2017-02-24T21:14:57.887", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:nlnetlabs:nsd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4F12FB3B-CD6F-40A7-8BC1-336A335E6247", "versionEndIncluding": "4.1.10"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}