cbcvebase.
CVE-2020-1678
published 2020-10-16

CVE-2020-1678: On Juniper Networks Junos OS and Junos OS Evolved platforms with EVPN configured, receipt of specific BGP packets causes a slow memory leak. If the memory is…

medium6.5CVSS 3.1
AVAACLPRNUINSUCNINAH
On Juniper Networks Junos OS and Junos OS Evolved platforms with EVPN configured, receipt of specific BGP packets causes a slow memory leak. If the memory is exhausted the rpd process might crash. If the issue occurs, the memory leak could be seen by executing the "show task memory detail | match policy | match evpn" command multiple times to check if memory (Alloc Blocks value) is increasing. root@device> show task memory detail | match policy | match evpn ------------------------ Allocator Memory Report ------------------------ Name | Size | Alloc DTXP Size | Alloc Blocks | Alloc Bytes | MaxAlloc Blocks | MaxAlloc Bytes Policy EVPN Params 20 24 3330678 79936272 3330678 79936272 root@device> show task memory detail | match policy | match evpn ------------------------ Allocator Memory Report ------------------------ Name | Size | Alloc DTXP Size | Alloc Blocks | Alloc Bytes | MaxAlloc Blocks | MaxAlloc Bytes Policy EVPN Params 20 24 36620255 878886120 36620255 878886120 This issue affects: Juniper Networks Junos OS 19.4 versions prior to 19.4R2; 20.1 versions prior to 20.1R1-S4, 20.1R2; Juniper Networks Junos OS Evolved: 19.4 versions; 20.1 versions prior to 20.1R1-S4-EVO, 20.1R2-EVO; 20.2 versions prior to 20.2R1-EVO; This issue does not affect: Juniper Networks Junos OS releases prior to 19.4R1. Juniper Networks Junos OS Evolved releases prior to 19.4R1-EVO.

Affected

10 ranges
VendorProductVersion rangeFixed in
juniperjunos
juniperjunos
juniperjunos_os
juniperjunos_os_evolved
juniperjunos_os_evolved
juniperjunos_os_evolved
juniper_networksjunos_os>= 19.4 < 19.4R219.4R2
juniper_networksjunos_os>= 20.1 < 20.1R1-S4, 20.1R220.1R1-S4, 20.1R2
juniper_networksjunos_os_evolved
juniper_networksjunos_os_evolved>= 20.1-EVO < 20.1R1-S4-EVO, 20.1R2-EVO20.1R1-S4-EVO, 20.1R2-EVO