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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2021-0250

Junos OS and Junos OS Evolved: An attacker sending a specific crafted BGP update message will crash RPD

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Status
Published
Published
Updated
Assigning organization
juniper

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Juniper Networks Junos OS

  • 17.4R1 to < unspecifiedaffected
  • 17.4 to < 17.4R2-S6, 17.4R3affected
  • 18.1 to < 18.1R3-S7affected
  • 18.2 to < 18.2R2-S6, 18.2R3-S3affected
  • 18.3 to < 18.3R1-S7, 18.3R2-S3, 18.3R3affected
  • 18.4 to < 18.4R1-S5, 18.4R2-S3, 18.4R3affected
  • 19.1 to < 19.1R1-S4, 19.1R2affected
  • 19.2 to < 19.2R1-S3, 19.2R2affected

Juniper Networks Junos OS Evolved

  • 19.2-EVO to < 19.2R2-EVOaffected

References