title: Junos OS: Memory exhaustion denial of service vulnerability in Routing Protocols Daemon (RPD) with Juniper Extension Toolkit (JET) support.
description: A vulnerability in the Routing Protocols Daemon (RPD) with Juniper Extension Toolkit (JET) support can allow a network based unauthenticated attacker to cause a severe memory exhaustion condition on the device. This can have an adverse impact on the system performance and availability. This issue only affects devices with JET support running Junos OS 17.2R1 and subsequent releases. Other versions of Junos OS are unaffected by this vulnerability. Affected releases are Juniper Networks Junos OS: 17.2 versions prior to 17.2R1-S7, 17.2R2-S6, 17.2R3; 17.2X75 versions prior to 17.2X75-D102, 17.2X75-D110; 17.3 versions prior to 17.3R2-S4, 17.3R3; 17.4 versions prior to 17.4R1-S5, 17.4R2; 18.1 versions prior to 18.1R2-S3, 18.1R3;
problem types: CWE-400 Uncontrolled Resource Consumption
affected:
{
product: Junos OS
vendor: Juniper Networks
versions:
lessThan: 17.2R1-S7, 17.2R2-S6, 17.2R3, status: affected, version: 17.2, versionType: custom
lessThan: 17.2X75-D102, 17.2X75-D110, status: affected, version: 17.2X75, versionType: custom
lessThan: 17.3R2-S4, 17.3R3, status: affected, version: 17.3, versionType: custom
lessThan: 17.4R1-S5, 17.4R2, status: affected, version: 17.4, versionType: custom
lessThan: 18.1R2-S3, 18.1R3, status: affected, version: 18.1, versionType: custom
}
metrics:
cvssV3_0: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.0
]
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: 17.2R1-S7, 17.2R2-S6, 17.2R3, 17.2X75-D102, 17.2X75-D110, 17.3R2-S4, 17.3R3, 17.4R1-S5, 17.4R2, 18.1R2-S3, 18.1R3, 18.2R1, 18.2X75-D10, 18.3R1, and all subsequent releases.
workarounds: There are no viable workarounds for this issue.