CVE-2018-10920

CVSS V2 Medium 4.3 CVSS V3 Medium 6.8
Description
Improper input validation bug in DNS resolver component of Knot Resolver before 2.4.1 allows remote attacker to poison cache.
Overview
  • CVE ID
  • CVE-2018-10920
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-08-02T13:29:00
  • Last Modified Date
  • 2020-02-18T19:06:22
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:nic:knot_resolver:*:*:*:*:*:*:*:* 1 OR 2.4.1
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • CHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 6.8
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.2
  • Impact Score
  • 4
References
Reference URL Reference Tags
https://www.knot-resolver.cz/2018-08-02-knot-resolver-2.4.1.html Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10920 Issue Tracking Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-10920
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10920
History
Created Old Value New Value Data Type Notes
2022-05-10 16:49:33 Added to TrackCVE
2022-12-03 10:50:39 2018-08-02T13:29Z 2018-08-02T13:29:00 CVE Published Date updated
2022-12-03 10:50:39 2020-02-18T19:06:22 CVE Modified Date updated
2022-12-03 10:50:39 Analyzed Vulnerability Status updated