CVE-2021-0281

Summary

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.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OS17.3 < 17.3R3-S12affected
Juniper NetworksJunos OS17.4 < 17.4R3-S5affected
Juniper NetworksJunos OS18.1 < 18.1R3-S13affected
Juniper NetworksJunos OS18.2 < 18.2R3-S8affected
Juniper NetworksJunos OS18.3 < 18.3R3-S5affected
Juniper NetworksJunos OS18.4 < 18.4R2-S8, 18.4R3-S8affected
Juniper NetworksJunos OS19.1 < 19.1R3-S5affected
Juniper NetworksJunos OS19.2 < 19.2R3-S2affected
Juniper NetworksJunos OS19.3 < 19.3R2-S6, 19.3R3-S2affected
Juniper NetworksJunos OS19.4 < 19.4R2-S4, 19.4R3-S3affected
Juniper NetworksJunos OS20.1 < 20.1R3affected
Juniper NetworksJunos OS20.2 < 20.2R3affected
Juniper NetworksJunos OS20.3 < 20.3R2affected
Juniper NetworksJunos OS20.4 < 20.4R2affected
Juniper NetworksJunos OS EvolvedAll < 20.4R2-S2-EVOaffected

Weaknesses

  • CWE-754: CWE-754 Improper Check for Unusual or Exceptional Conditions

Workarounds

There are no viable workarounds for this issue.

ADP Enrichment

CVE Program Container

Additional References

References