6.8

CVE-2021-0236

Junos OS: A specific BGP VPNv6 flowspec message causes routing protocol daemon (rpd) process to crash with a core.

Due to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) service, upon receipt of a specific matching BGP packet meeting a specific term in the flowspec configuration, crashes and restarts causing a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue affects only Multiprotocol BGP (MP-BGP) VPNv6 FlowSpec deployments. This issue affects: Juniper Networks Junos OS: 18.4 versions prior to 18.4R1-S8, 18.4R2-S7, 18.4R3-S7; 19.1 versions prior to 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2; 19.3 versions prior to 19.3R3-S2; 19.4 versions prior to 19.4R2-S4, 19.4R3-S1; 20.1 versions prior to 20.1R2, 20.1R3; 20.2 versions prior to 20.2R2, 20.2R3; 20.3 versions prior to 20.3R1-S1, 20.3R2. Juniper Networks Junos OS Evolved: All versions after 18.4R1-EVO prior to 20.3R2-EVO. This issue does not affect: Juniper Networks Junos OS versions prior to 18.4R1. Juniper Networks Junos OS Evolved versions prior to 18.4R1-EVO.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Juniper ≫ Junos Version 18.4 Update -
Juniper ≫ Junos Version 18.4 Update r1
Juniper ≫ Junos Version 18.4 Update r1-s1
Juniper ≫ Junos Version 18.4 Update r1-s2
Juniper ≫ Junos Version 18.4 Update r1-s3
Juniper ≫ Junos Version 18.4 Update r1-s4
Juniper ≫ Junos Version 18.4 Update r1-s5
Juniper ≫ Junos Version 18.4 Update r1-s6
Juniper ≫ Junos Version 18.4 Update r1-s7
Juniper ≫ Junos Version 18.4 Update r2
Juniper ≫ Junos Version 18.4 Update r2-s1
Juniper ≫ Junos Version 18.4 Update r2-s2
Juniper ≫ Junos Version 18.4 Update r2-s3
Juniper ≫ Junos Version 18.4 Update r2-s4
Juniper ≫ Junos Version 18.4 Update r2-s5
Juniper ≫ Junos Version 18.4 Update r2-s6
Juniper ≫ Junos Version 18.4 Update r3
Juniper ≫ Junos Version 18.4 Update r3-s1
Juniper ≫ Junos Version 18.4 Update r3-s2
Juniper ≫ Junos Version 18.4 Update r3-s3
Juniper ≫ Junos Version 18.4 Update r3-s4
Juniper ≫ Junos Version 18.4 Update r3-s5
Juniper ≫ Junos Version 18.4 Update r3-s6
Juniper ≫ Junos Version 19.1 Update -
Juniper ≫ Junos Version 19.1 Update r1
Juniper ≫ Junos Version 19.1 Update r1-s1
Juniper ≫ Junos Version 19.1 Update r1-s2
Juniper ≫ Junos Version 19.1 Update r1-s3
Juniper ≫ Junos Version 19.1 Update r1-s4
Juniper ≫ Junos Version 19.1 Update r1-s5
Juniper ≫ Junos Version 19.1 Update r2
Juniper ≫ Junos Version 19.1 Update r2-s1
Juniper ≫ Junos Version 19.1 Update r3
Juniper ≫ Junos Version 19.1 Update r3-s1
Juniper ≫ Junos Version 19.1 Update r3-s2
Juniper ≫ Junos Version 19.1 Update r3-s3
Juniper ≫ Junos Version 19.2 Update -
Juniper ≫ Junos Version 19.2 Update r1
Juniper ≫ Junos Version 19.2 Update r1-s1
Juniper ≫ Junos Version 19.2 Update r1-s2
Juniper ≫ Junos Version 19.2 Update r1-s3
Juniper ≫ Junos Version 19.2 Update r1-s4
Juniper ≫ Junos Version 19.2 Update r1-s5
Juniper ≫ Junos Version 19.2 Update r2
Juniper ≫ Junos Version 19.2 Update r2-s1
Juniper ≫ Junos Version 19.2 Update r3
Juniper ≫ Junos Version 19.2 Update r3-s1
Juniper ≫ Junos Version 19.3 Update -
Juniper ≫ Junos Version 19.3 Update r1
Juniper ≫ Junos Version 19.3 Update r1-s1
Juniper ≫ Junos Version 19.3 Update r2
Juniper ≫ Junos Version 19.3 Update r2-s1
Juniper ≫ Junos Version 19.3 Update r2-s2
Juniper ≫ Junos Version 19.3 Update r2-s3
Juniper ≫ Junos Version 19.3 Update r2-s4
Juniper ≫ Junos Version 19.3 Update r2-s5
Juniper ≫ Junos Version 19.3 Update r3
Juniper ≫ Junos Version 19.4 Update r1
Juniper ≫ Junos Version 19.4 Update r1-s1
Juniper ≫ Junos Version 19.4 Update r1-s2
Juniper ≫ Junos Version 19.4 Update r2
Juniper ≫ Junos Version 19.4 Update r2-s1
Juniper ≫ Junos Version 19.4 Update r2-s2
Juniper ≫ Junos Version 19.4 Update r2-s3
Juniper ≫ Junos Version 19.4 Update r3
Juniper ≫ Junos Version 20.1 Update r1
Juniper ≫ Junos Version 20.1 Update r1-s1
Juniper ≫ Junos Version 20.1 Update r1-s2
Juniper ≫ Junos Version 20.1 Update r1-s3
Juniper ≫ Junos Version 20.1 Update r1-s4
Juniper ≫ Junos Version 20.2 Update r1
Juniper ≫ Junos Version 20.2 Update r1-s1
Juniper ≫ Junos Version 20.2 Update r1-s2
Juniper ≫ Junos Version 20.2 Update r1-s3
Juniper ≫ Junos Version 20.3 Update r1
Juniper ≫ Junos Os Evolved Version 19.1 Update r1
Juniper ≫ Junos Os Evolved Version 19.1 Update r2
Juniper ≫ Junos Os Evolved Version 19.2 Update r1
Juniper ≫ Junos Os Evolved Version 19.2 Update r2
Juniper ≫ Junos Os Evolved Version 19.3 Update r1
Juniper ≫ Junos Os Evolved Version 19.3 Update r2
Juniper ≫ Junos Os Evolved Version 20.1 Update r1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.85% 0.532
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 6.8 8 6.9
AV:N/AC:L/Au:S/C:N/I:N/A:C
Juniper 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:L/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.

https://kb.juniper.net/JSA11131
Vendor Advisory