6.5

CVE-2021-0287

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.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Juniper ≫ Junos Version19.4 Updater1
Juniper ≫ Junos Version19.4 Updater1-s1
Juniper ≫ Junos Version19.4 Updater1-s2
Juniper ≫ Junos Version19.4 Updater1-s3
Juniper ≫ Junos Version19.4 Updater2
Juniper ≫ Junos Version19.4 Updater2-s1
Juniper ≫ Junos Version19.4 Updater2-s2
Juniper ≫ Junos Version19.4 Updater2-s3
Juniper ≫ Junos Version19.4 Updater3
Juniper ≫ Junos Version19.4 Updater3-s1
Juniper ≫ Junos Version20.1 Updater1
Juniper ≫ Junos Version20.1 Updater1-s1
Juniper ≫ Junos Version20.1 Updater1-s2
Juniper ≫ Junos Version20.1 Updater1-s3
Juniper ≫ Junos Version20.1 Updater1-s4
Juniper ≫ Junos Version20.1 Updater2
Juniper ≫ Junos Version20.2 Updater1
Juniper ≫ Junos Version20.2 Updater1-s1
Juniper ≫ Junos Version20.2 Updater1-s2
Juniper ≫ Junos Version20.2 Updater1-s3
Juniper ≫ Junos Version20.2 Updater2
Juniper ≫ Junos Version20.2 Updater2-s1
Juniper ≫ Junos Version20.3 Updater1
Juniper ≫ Junos Version20.3 Updater1-s1
Juniper ≫ Junos Os Evolved Version20.3 Update-
Juniper ≫ Junos Os Evolved Version20.3 Updater1
Juniper ≫ Junos Os Evolved Version20.4 Updater1-s1
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.08% 0.198
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.7 5.5 6.9
AV:A/AC:M/Au:N/C:N/I:N/A:C
sirt@juniper.net 6.5 2.8 3.6
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-754 Improper Check for Unusual or Exceptional Conditions

The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product.