Executive Summary

Informations
Name CVE-2020-27383 First vendor Publication 2021-06-09
Vendor Cve Last vendor Modification 2021-06-17

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
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:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 4.6 Attack Range Local
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Battle.net.exe in Battle.Net 1.27.1.12428 suffers from an elevation of privileges vulnerability which can be used by an "Authenticated User" to modify the existing executable file with a binary of his choice. The vulnerability exist due to weak set of permissions being granted to the "Authenticated Users Group" which grants the (F) Flag aka "Full Control"

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27383

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-281 Improper Preservation of Permissions

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

Source Url
MISC https://github.com/FreySolarEye/CVE/blob/master/Battle%20Net%20Launcher%20Loc...

Alert History

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0
1
Date Informations
2021-06-18 00:22:47
  • Multiple Updates
2021-06-10 00:22:46
  • First insertion