Executive Summary

Informations
Name CVE-2020-13553 First vendor Publication 2021-02-17
Vendor Cve Last vendor Modification 2022-06-29

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 6 Temporal Score 8.8
Exploitabality Sub Score 2
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Changed 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:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

An exploitable local privilege elevation vulnerability exists in the file system permissions of Advantech WebAccess/SCADA 9.0.1 installation. In webvrpcs Run Key Privilege Escalation in installation folder of WebAccess, an attacker can either replace binary or loaded modules to execute code with NT SYSTEM privilege.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13553

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-276 Incorrect Default Permissions

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

Source Url
MISC https://talosintelligence.com/vulnerability_reports/TALOS-2020-1169

Alert History

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Date Informations
2022-06-30 00:27:36
  • Multiple Updates
2022-04-29 02:04:12
  • Multiple Updates
2022-04-19 21:23:16
  • Multiple Updates
2021-08-05 01:36:58
  • Multiple Updates
2021-07-21 17:23:01
  • Multiple Updates
2021-05-04 13:48:18
  • Multiple Updates
2021-04-22 03:00:25
  • Multiple Updates
2021-02-19 21:23:19
  • Multiple Updates
2021-02-18 09:22:47
  • Multiple Updates
2021-02-18 00:22:47
  • First insertion