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.