Executive Summary

Informations
Name CVE-2021-22893 First vendor Publication 2021-04-23
Vendor Cve Last vendor Modification 2024-02-27

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Overall CVSS Score 10
Base Score 10 Environmental Score 10
impact SubScore 6 Temporal Score 10
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None 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:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Pulse Connect Secure 9.0R3/9.1R1 and higher is vulnerable to an authentication bypass vulnerability exposed by the Windows File Share Browser and Pulse Secure Collaboration features of Pulse Connect Secure that can allow an unauthenticated user to perform remote arbitrary code execution on the Pulse Connect Secure gateway. This vulnerability has been exploited in the wild.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22893

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 36

Sources (Detail)

Source Url
MISC https://blog.pulsesecure.net/pulse-connect-secure-security-update/
https://kb.cert.org/vuls/id/213092
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44784/
https://www.fireeye.com/blog/threat-research/2021/04/suspected-apt-actors-lev...

Alert History

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Date Informations
2024-02-28 00:27:33
  • Multiple Updates
2024-01-13 21:27:54
  • Multiple Updates
2022-10-24 21:27:39
  • Multiple Updates
2021-05-04 13:23:41
  • Multiple Updates
2021-04-28 21:23:14
  • Multiple Updates
2021-04-26 17:22:49
  • Multiple Updates
2021-04-24 00:22:47
  • Multiple Updates
2021-04-23 21:23:06
  • First insertion