Executive Summary

Informations
Name CVE-2021-21994 First vendor Publication 2021-07-13
Vendor Cve Last vendor Modification 2022-06-02

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None 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:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

SFCB (Small Footprint CIM Broker) as used in ESXi has an authentication bypass vulnerability. A malicious actor with network access to port 5989 on ESXi may exploit this issue to bypass SFCB authentication by sending a specially crafted request.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21994

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-287 Improper Authentication

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 31
Os 3
Os 236

Sources (Detail)

Source Url
MISC https://www.vmware.com/security/advisories/VMSA-2021-0014.html

Alert History

If you want to see full details history, please login or register.
0
1
2
3
4
5
6
7
8
9
10
11
Date Informations
2022-12-17 01:58:49
  • Multiple Updates
2022-12-16 01:55:49
  • Multiple Updates
2022-06-03 00:27:26
  • Multiple Updates
2022-04-09 01:55:02
  • Multiple Updates
2022-02-25 01:52:36
  • Multiple Updates
2022-02-04 12:51:52
  • Multiple Updates
2022-01-27 01:47:35
  • Multiple Updates
2022-01-08 01:46:22
  • Multiple Updates
2021-11-30 12:49:15
  • Multiple Updates
2021-07-16 21:23:09
  • Multiple Updates
2021-07-14 13:22:47
  • Multiple Updates
2021-07-14 00:22:46
  • First insertion