Executive Summary

Informations
Name CVE-2020-3527 First vendor Publication 2020-09-24
Vendor Cve Last vendor Modification 2020-10-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Overall CVSS Score 8.6
Base Score 8.6 Environmental Score 8.6
impact SubScore 4 Temporal Score 8.6
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Changed 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:C)
Cvss Base Score 7.8 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A vulnerability in the Polaris kernel of Cisco Catalyst 9200 Series Switches could allow an unauthenticated, remote attacker to crash the device. The vulnerability is due to insufficient packet size validation. An attacker could exploit this vulnerability by sending jumbo frames or frames larger than the configured MTU size to the management interface of this device. A successful exploit could allow the attacker to crash the device fully before an automatic recovery.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3527

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 15
Os 945

Sources (Detail)

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

Alert History

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Date Informations
2022-04-26 01:51:18
  • Multiple Updates
2022-04-23 01:50:23
  • Multiple Updates
2021-10-14 01:41:07
  • Multiple Updates
2021-10-13 01:41:09
  • Multiple Updates
2021-10-08 12:42:24
  • Multiple Updates
2021-10-08 01:41:31
  • Multiple Updates
2021-03-30 01:34:25
  • Multiple Updates
2020-11-25 01:29:44
  • Multiple Updates
2020-10-08 21:23:05
  • Multiple Updates
2020-10-07 21:23:12
  • Multiple Updates
2020-10-07 09:22:53
  • Multiple Updates
2020-09-25 00:23:00
  • First insertion