Executive Summary

Informations
Name CVE-2021-34709 First vendor Publication 2021-09-09
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 6.4
Base Score 6.4 Environmental Score 6.4
impact SubScore 5.9 Temporal Score 6.4
Exploitabality Sub Score 0.5
 
Attack Vector Local Attack Complexity High
Privileges Required High 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:L/AC:M/Au:N/C:C/I:C/A:C)
Cvss Base Score 6.9 Attack Range Local
Cvss Impact Score 10 Attack Complexity Medium
Cvss Expoit Score 3.4 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Multiple vulnerabilities in image verification checks of Cisco Network Convergence System (NCS) 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code on the underlying operating system. For more information about these vulnerabilities, see the Details section of this advisory.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34709

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-347 Improper Verification of Cryptographic Signature

CPE : Common Platform Enumeration

TypeDescriptionCount
Hardware 1
Os 294

Sources (Detail)

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-s...
Source Url

Alert History

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Date Informations
2024-11-28 13:57:52
  • Multiple Updates
2024-10-09 02:22:27
  • Multiple Updates
2024-10-08 02:22:47
  • Multiple Updates
2024-10-03 13:19:02
  • Multiple Updates
2024-07-26 02:18:27
  • Multiple Updates
2023-11-07 21:34:03
  • Multiple Updates
2023-09-20 02:12:39
  • Multiple Updates
2022-05-05 01:58:10
  • Multiple Updates
2021-11-06 12:49:59
  • Multiple Updates
2021-09-22 00:22:53
  • Multiple Updates
2021-09-09 12:44:14
  • First insertion