Executive Summary

Informations
Name CVE-2021-45079 First vendor Publication 2022-01-31
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Overall CVSS Score 9.1
Base Score 9.1 Environmental Score 9.1
impact SubScore 5.2 Temporal Score 9.1
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None 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:N/A:P)
Cvss Base Score 5.8 Attack Range Network
Cvss Impact Score 4.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

In strongSwan before 5.9.5, a malicious responder can send an EAP-Success message too early without actually authenticating the client and (in the case of EAP methods with mutual authentication and EAP-only authentication for IKEv2) even without server authentication.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45079

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3
Application 132
Os 5
Os 3
Os 2

Sources (Detail)

https://www.strongswan.org/blog/2022/01/24/strongswan-vulnerability-%28cve-20...
Source Url

Alert History

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Date Informations
2023-11-07 21:32:59
  • Multiple Updates
2022-07-13 17:27:24
  • Multiple Updates
2022-06-14 21:27:22
  • Multiple Updates
2022-02-07 21:22:57
  • Multiple Updates
2022-01-31 17:22:57
  • Multiple Updates
2022-01-31 13:22:52
  • First insertion