CVE-2021-0250
Published: Apr 22, 2021
Modified: Sep 17, 2024
CVSS v3.1
7.5
Description
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 attacker 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 prior to 17.4R2-S6, 17.4R3; 18.1 versions prior to 18.1R3-S7; 18.2 versions prior to 18.2R2-S6, 18.2R3-S3; 18.3 versions prior to 18.3R1-S7, 18.3R2-S3, 18.3R3; 18.4 versions prior to 18.4R1-S5, 18.4R2-S3, 18.4R3; 19.1 versions prior to 19.1R1-S4, 19.1R2; 19.2 versions prior to 19.2R1-S3, 19.2R2, This issue does not affect Junos OS releases prior to 17.4R1. This issue affects: Juniper Networks Junos OS Evolved 19.2-EVO versions prior to 19.2R2-EVO.
| Vendor | Product | Versions |
|---|---|---|
Juniper Networks | Junos OS | affected 17.4R1 - < unspecifiedaffected 17.4 - < 17.4R2-S6, 17.4R3affected 18.1 - < 18.1R3-S7affected 18.2 - < 18.2R2-S6, 18.2R3-S3affected 18.3 - < 18.3R1-S7, 18.3R2-S3, 18.3R3+3 more versions |
Juniper Networks | Junos OS Evolved | affected 19.2-EVO - < 19.2R2-EVO |
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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