CVE-2021-45952

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
** DISPUTED ** Dnsmasq 2.86 has a heap-based buffer overflow in dhcp_reply (called from dhcp_packet and FuzzDhcp). NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge."
Overview
  • CVE ID
  • CVE-2021-45952
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-01-01T00:15:08
  • Last Modified Date
  • 2022-03-18T13:20:04
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:thekelleys:dnsmasq:2.86:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
History
Created Old Value New Value Data Type Notes
2022-05-10 15:45:26 Added to TrackCVE
2022-12-06 05:24:48 2022-01-01T00:15Z 2022-01-01T00:15:08 CVE Published Date updated
2022-12-06 05:24:48 2022-03-18T13:20:04 CVE Modified Date updated
2022-12-06 05:24:48 Analyzed Vulnerability Status updated