title: Junos OS: A race condition vulnerability may cause RPD daemon to crash when processing a BGP NOTIFICATION message.
description: A race condition vulnerability on Juniper Network Junos OS devices may cause the routing protocol daemon (RPD) process to crash and restart while processing a BGP NOTIFICATION message. This issue affects Juniper Networks Junos OS: 16.1 versions prior to 16.1R7-S6; 16.2 versions prior to 16.2R2-S11; 17.1 versions prior to 17.1R2-S11, 17.1R3-S1; 17.2 versions prior to 17.2R1-S9, 17.2R3-S3; 17.2 version 17.2R2 and later versions; 17.2X75 versions prior to 17.2X75-D105, 17.2X75-D110; 17.3 versions prior to 17.3R2-S5, 17.3R3-S6; 17.4 versions prior to 17.4R2-S7, 17.4R3; 18.1 versions prior to 18.1R3-S8; 18.2 versions prior to 18.2R3-S3; 18.2X75 versions prior to 18.2X75-D410, 18.2X75-D420, 18.2X75-D50, 18.2X75-D60; 18.3 versions prior to 18.3R1-S5, 18.3R2-S2, 18.3R3; 18.4 versions prior to 18.4R2-S2, 18.4R3; 19.1 versions prior to 19.1R1-S2, 19.1R2; 19.2 versions prior to 19.2R1-S4, 19.2R2. This issue does not affect Juniper Networks Junos OS prior to version 16.1R1.
problem types: CWE-366 Race Condition within a Thread
affected:
{
product: Junos OS
vendor: Juniper Networks
versions:
lessThan: 16.1R7-S6, status: affected, version: 16.1, versionType: custom
lessThan: 16.2R2-S11, status: affected, version: 16.2, versionType: custom
lessThan: 17.1R2-S11, 17.1R3-S1, status: affected, version: 17.1, versionType: custom
changes: [at: 17.2R2, status: affected], lessThan: 17.2R1-S9, 17.2R3-S3, status: affected, version: 17.2, versionType: custom
lessThan: 17.2X75-D105, 17.2X75-D110, status: affected, version: 17.2X75, versionType: custom
lessThan: 17.3R2-S5, 17.3R3-S6, status: affected, version: 17.3, versionType: custom
lessThan: 17.4R2-S7, 17.4R3, status: affected, version: 17.4, versionType: custom
lessThan: 18.1R3-S8, status: affected, version: 18.1, versionType: custom
lessThan: 18.2R3-S3, status: affected, version: 18.2, versionType: custom
lessThan: 18.2X75-D410, 18.2X75-D420, 18.2X75-D50, 18.2X75-D60, status: affected, version: 18.2X75, versionType: custom
lessThan: 18.3R1-S5, 18.3R2-S2, 18.3R3, status: affected, version: 18.3, versionType: custom
lessThan: 18.4R2-S2, 18.4R3, status: affected, version: 18.4, versionType: custom
lessThan: 19.1R1-S2, 19.1R2, status: affected, version: 19.1, versionType: custom
lessThan: 19.2R1-S4, 19.2R2, status: affected, version: 19.2, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 5.9
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.1
]
exploits: Juniper SIRT is not aware of any malicious exploitation of this vulnerability.
solutions: The following software releases have been updated to resolve this specific issue Junos OS: 16.1R7-S6, 16.2R2-S11, 17.1R2-S11, 17.1R3-S1, 17.2R1-S9, 17.2R3-S3, 17.2X75-D105, 17.2X75-D110, 17.3R2-S5, 17.3R3-S6, 17.4R2-S7, 17.4R3, 18.1R3-S8, 18.2R3-S3, 18.2X75-D410, 18.2X75-D420, 18.2X75-D50, 18.2X75-D60, 18.3R1-S5, 18.3R2-S2, 18.3R3, 18.4R2-S2, 18.4R3, 19.1R1-S2, 19.1R2, 19.2R1-S4, 19.2R2, 19.3R1, and all subsequent releases.
workarounds: There are no known workarounds for this issue.