CVE-2020-1678
Description
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 products
16cpe:2.3:o:juniper:junos:19.4:r1-s1:*:*:*:*:*:*+ 7 more
- cpe:2.3:o:juniper:junos:19.4:r1-s1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.4:r1-s2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:19.4:r1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.1:r1-s1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.1:r1-s2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.1:r1-s3:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos:20.1:r1:*:*:*:*:*:*
- (no CPE)range: 19.4 versions prior to 19.4R2; 20.1 versions prior to 20.1R1-S4, 20.1R2
cpe:2.3:o:juniper:junos_os_evolved:19.4:r1:*:*:*:*:*:*+ 7 more
- cpe:2.3:o:juniper:junos_os_evolved:19.4:r1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos_os_evolved:19.4:r2-s1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos_os_evolved:19.4:r2:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos_os_evolved:20.1:-:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos_os_evolved:20.1:r1:*:*:*:*:*:*
- cpe:2.3:o:juniper:junos_os_evolved:20.2:-:*:*:*:*:*:*
- (no CPE)range: 19.4 versions; 20.1 versions prior to 20.1R1-S4-EVO, 20.1R2-EVO; 20.2 versions prior to 20.2R1-EVO
- (no CPE)range: 19.4-EVO
Patches
Vulnerability mechanics
References
1- kb.juniper.net/JSA11075nvdVendor Advisory
News mentions
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