Executive Summary

Informations
Name CVE-2021-0287 First vendor Publication 2021-07-15
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:A/AC:M/Au:N/C:N/I:N/A:C)
Cvss Base Score 5.7 Attack Range Adjacent network
Cvss Impact Score 6.9 Attack Complexity Medium
Cvss Expoit Score 5.5 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

In a Segment Routing ISIS (SR-ISIS)/MPLS environment, on Juniper Networks Junos OS and Junos OS Evolved devices, configured with ISIS Flexible Algorithm for Segment Routing and sensor-based statistics, a flap of a ISIS link in the network, can lead to a routing process daemon (RPD) crash and restart, causing a Denial of Service (DoS). Continued link flaps will create a sustained Denial of Service (DoS) condition. This issue affects: Juniper Networks Junos OS: 19.4 versions prior to 19.4R1-S4, 19.4R3-S2; 20.1 versions prior to 20.1R2-S1, 20.1R3; 20.2 versions prior to 20.2R2-S2, 20.2R3; 20.3 versions prior to 20.3R2; Juniper Networks Junos OS Evolved: 20.3-EVO versions prior to 20.3R2-EVO; 20.4-EVO versions prior to 20.4R2-EVO. This issue does not affect: Juniper Networks Junos OS releases prior to 19.4R1. Juniper Networks Junos OS Evolved releases prior to 19.4R1-EVO.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0287

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-754 Improper Check for Unusual or Exceptional Conditions

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 24
Os 3

Sources (Detail)

https://kb.juniper.net/JSA11189
Source Url

Alert History

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Date Informations
2024-11-28 13:49:42
  • Multiple Updates
2021-10-25 21:23:08
  • Multiple Updates
2021-10-23 17:23:04
  • Multiple Updates
2021-07-28 00:22:52
  • Multiple Updates
2021-07-16 00:22:46
  • First insertion