Executive Summary

Informations
Name CVE-2021-23892 First vendor Publication 2021-05-12
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7
Base Score 7 Environmental Score 7
impact SubScore 5.9 Temporal Score 7
Exploitabality Sub Score 1
 
Attack Vector Local Attack Complexity High
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:M/Au:N/C:C/I:C/A:C)
Cvss Base Score 6.9 Attack Range Local
Cvss Impact Score 10 Attack Complexity Medium
Cvss Expoit Score 3.4 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

By exploiting a time of check to time of use (TOCTOU) race condition during the Endpoint Security for Linux Threat Prevention and Firewall (ENSL TP/FW) installation process, a local user can perform a privilege escalation attack to obtain administrator privileges for the purpose of executing arbitrary code through insecure use of predictable temporary file locations.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23892

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 5
Os 1

Sources (Detail)

https://kc.mcafee.com/corporate/index?page=content&id=SB10355
Source Url

Alert History

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Date Informations
2023-11-10 02:40:22
  • Multiple Updates
2023-11-10 02:11:56
  • Multiple Updates
2023-11-09 17:33:34
  • Multiple Updates
2023-11-07 21:34:57
  • Multiple Updates
2023-02-11 21:27:30
  • Multiple Updates
2022-12-20 17:27:33
  • Multiple Updates
2022-08-31 05:27:31
  • Multiple Updates
2021-05-20 21:23:13
  • Multiple Updates
2021-05-18 01:39:19
  • Multiple Updates
2021-05-18 01:38:54
  • Multiple Updates
2021-05-17 21:23:07
  • Multiple Updates
2021-05-12 13:22:46
  • First insertion