Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2021-41990 First vendor Publication 2021-10-18
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:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The gmp plugin in strongSwan before 5.9.4 has a remote integer overflow via a crafted certificate with an RSASSA-PSS signature. For example, this can be triggered by an unrelated self-signed CA certificate sent by an initiator. Remote code execution cannot occur.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41990

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 132
Os 2
Os 3

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://www.strongswan.org/blog/2021/10/18/strongswan-vulnerability-%28cve-20...
Source Url
CONFIRM https://cert-portal.siemens.com/productcert/pdf/ssa-539476.pdf
DEBIAN https://www.debian.org/security/2021/dsa-4989
MISC https://github.com/strongswan/strongswan/releases/tag/5.9.4

Alert History

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Date Informations
2023-11-07 21:33:38
  • Multiple Updates
2022-04-13 00:23:23
  • Multiple Updates
2022-02-08 17:23:13
  • Multiple Updates
2021-11-29 05:23:03
  • Multiple Updates
2021-11-18 05:23:05
  • Multiple Updates
2021-11-10 09:23:22
  • Multiple Updates
2021-11-04 17:23:25
  • Multiple Updates
2021-10-30 09:23:07
  • Multiple Updates
2021-10-29 05:23:03
  • Multiple Updates
2021-10-22 00:22:53
  • Multiple Updates
2021-10-19 17:22:54
  • Multiple Updates
2021-10-18 21:22:50
  • First insertion