7.5
CVSSv3

CVE-2021-0250

Published: 22/04/2021 Updated: 27/04/2021
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

In segment routing traffic engineering (SRTE) environments where the BGP Monitoring Protocol (BMP) feature is enable, a vulnerability in the Routing Protocol Daemon (RPD) process of Juniper Networks Junos OS allows an malicious user to send a specific crafted BGP update message causing the RPD service to core, creating a Denial of Service (DoS) Condition. Continued receipt and processing of this update message will create a sustained Denial of Service (DoS) condition. This issue affects IPv4 and IPv6 environments. This issue affects: Juniper Networks Junos OS 17.4 versions 17.4R1 and above before 17.4R2-S6, 17.4R3; 18.1 versions before 18.1R3-S7; 18.2 versions before 18.2R2-S6, 18.2R3-S3; 18.3 versions before 18.3R1-S7, 18.3R2-S3, 18.3R3; 18.4 versions before 18.4R1-S5, 18.4R2-S3, 18.4R3; 19.1 versions before 19.1R1-S4, 19.1R2; 19.2 versions before 19.2R1-S3, 19.2R2, This issue does not affect Junos OS releases before 17.4R1. This issue affects: Juniper Networks Junos OS Evolved 19.2-EVO versions before 19.2R2-EVO.

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