Executive Summary

Informations
Name CVE-2021-25663 First vendor Publication 2021-04-22
Vendor Cve Last vendor Modification 2024-02-13

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

A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2017.02.4), Nucleus ReadyStart V4 (All versions < V4.1.0), Nucleus Source Code (All versions including affected IPv6 stack). The function that processes IPv6 headers does not check the lengths of extension header options, allowing attackers to put this function into an infinite loop with crafted length values.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25663

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1
Application 1
Application 1

Sources (Detail)

https://cert-portal.siemens.com/productcert/html/ssa-248289.html
Source Url
CONFIRM https://us-cert.cisa.gov/ics/advisories/icsa-21-103-05
MISC https://cert-portal.siemens.com/productcert/pdf/ssa-248289.pdf

Alert History

If you want to see full details history, please login or register.
0
1
2
3
4
5
6
7
8
9
Date Informations
2024-02-13 13:27:51
  • Multiple Updates
2021-12-11 00:23:14
  • Multiple Updates
2021-11-18 05:23:12
  • Multiple Updates
2021-11-13 00:23:10
  • Multiple Updates
2021-11-10 09:23:30
  • Multiple Updates
2021-11-09 17:23:06
  • Multiple Updates
2021-05-04 13:23:39
  • Multiple Updates
2021-04-30 21:23:10
  • Multiple Updates
2021-04-23 21:23:07
  • Multiple Updates
2021-04-23 01:10:35
  • First insertion