Riskcovery

CVE-2021-0281

Junos OS and Junos OS Evolved: Specific packets can trigger rpd crash when BGP Origin Validation is configured with RPKI

State
Published
Severity
5.9 Medium
Published
Jul 15, 2021
Updated
Sep 16, 2024
Reserved
Oct 27, 2020

Read the record on cve.org

Description

On Juniper Networks Junos OS devices configured with BGP origin validation using Resource Public Key Infrastructure (RPKI) receipt of a specific packet from the RPKI cache server may cause routing process daemon (RPD) to crash and restart, creating a Denial of Service (DoS) condition. Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue affects: Juniper Networks Junos OS 17.3 versions prior to 17.3R3-S12; 17.4 versions prior to 17.4R3-S5; 18.1 versions prior to 18.1R3-S13; 18.2 versions prior to 18.2R3-S8; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R2-S8, 18.4R3-S8; 19.1 versions prior to 19.1R3-S5; 19.2 versions prior to 19.2R3-S2; 19.3 versions prior to 19.3R2-S6, 19.3R3-S2; 19.4 versions prior to 19.4R2-S4, 19.4R3-S3; 20.1 versions prior to 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2; 20.4 versions prior to 20.4R2. Juniper Networks Junos OS Evolved All versions prior to 20.4R2-S2-EVO.

Scores

CVSSScoreVectorSource
3.15.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Hjuniper

Weaknesses

  • CWE-754 Improper Check for Unusual or Exceptional Conditions

Affected Products

ProductVersions
Junos OSJuniper Networks
  • 17.3 to before 17.3R3-S12Affected
  • 17.4 to before 17.4R3-S5Affected
  • 18.1 to before 18.1R3-S13Affected
  • 18.2 to before 18.2R3-S8Affected
  • 18.3 to before 18.3R3-S5Affected
  • 18.4 to before 18.4R2-S8, 18.4R3-S8Affected
  • 19.1 to before 19.1R3-S5Affected
  • 19.2 to before 19.2R3-S2Affected
  • 19.3 to before 19.3R2-S6, 19.3R3-S2Affected
  • 19.4 to before 19.4R2-S4, 19.4R3-S3Affected
  • 20.1 to before 20.1R3Affected
  • 20.2 to before 20.2R3Affected
  • 20.3 to before 20.3R2Affected
  • 20.4 to before 20.4R2Affected
Junos OS EvolvedJuniper Networks
  • All to before 20.4R2-S2-EVOAffected

References

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