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Knot Resolver CVE-2018-10920

MEDIUM
Improper Input Validation (CWE-20)
2018-08-02 secalert@redhat.com
Information Disclosure Knot Resolver
6.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
6.8 MEDIUM
AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
High
Availability
None

Lifecycle Timeline

1
CVE Published
Aug 02, 2018 - 13:29 nvd
MEDIUM 6.8

DescriptionNVD

Improper input validation bug in DNS resolver component of Knot Resolver before 2.4.1 allows remote attacker to poison cache.

AnalysisAI

Improper input validation bug in DNS resolver component of Knot Resolver before 2.4.1 allows remote attacker to poison cache. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-20. Improper input validation bug in DNS resolver component of Knot Resolver before 2.4.1 allows remote attacker to poison cache. Affected products include: Nic Knot Resolver. Version information: before 2.4.1.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2018-10920 vulnerability details – vuln.today
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