CVE-2021-23886

CVSS V2 Medium 4.9 CVSS V3 Medium 5.5
Description
Denial of Service vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to cause a BSoD through suspending a process, modifying the processes memory and restarting it. This is triggered by the hdlphook driver reading invalid memory.
Overview
  • CVE ID
  • CVE-2021-23886
  • Assigner
  • psirt@mcafee.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-04-15T08:15:14
  • Last Modified Date
  • 2021-04-21T20:10:52
Weakness Enumerations
CWE URL
CWE-755 http://cwe.mitre.org/data/definitions/755.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mcafee:data_loss_prevention_endpoint:*:*:*:*:*:windows:*:* 1 OR 11.6.100.41
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 4.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://kc.mcafee.com/corporate/index?page=content&id=SB10354 Not Applicable
https://kc.mcafee.com/corporate/index?page=content&id=SB10357 Patch Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-23886
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23886
History
Created Old Value New Value Data Type Notes
2022-05-10 07:14:52 Added to TrackCVE
2022-12-06 01:59:41 2021-04-15T08:15Z 2021-04-15T08:15:14 CVE Published Date updated
2022-12-06 01:59:41 2021-04-21T20:10:52 CVE Modified Date updated
2022-12-06 01:59:41 Analyzed Vulnerability Status updated