On Juniper Networks EX and QFX5K Series platforms configured with Redundant Trunk Group (RTG), Storm Control profile applied on the RTG interface might not take affect when it reaches the threshold condition. Storm Control enables the device to monitor traffic levels and to drop broadcast, multicast, and unknown unicast packets when a specified traffic level is exceeded, thus preventing packets from proliferating and degrading the LAN. Note: this issue does not affect EX2200, EX3300, EX4200, and EX9200 Series. This issue affects Juniper Networks Junos OS on EX Series and QFX5K Series: 15.1 versions prior to 15.1R7-S7; 16.1 versions prior to 16.1R7-S8; 17.2 versions prior to 17.2R3-S4; 17.3 versions prior to 17.3R3-S8; 17.4 versions prior to 17.4R2-S11, 17.4R3-S2; 18.1 versions prior to 18.
The following software releases have been updated to resolve this specific issue: 15.1R7-S7, 16.1R7-S8, 17.2R3-S4, 17.3R3-S8, 17.4R2-S11, 17.4R3-S2, 18.1R3-S10, 18.2R3-S5, 18.3R2-S4, 18.3R3-S2, 18.4R2-S5, 18.4R3-S3, 19.1R2-S2, 19.1R3-S2, 19.2R1-S5, 19.2R2-S1, 19.2R3, 19.3R2-S4, 19.3R3, 19.4R1-S3, 19.4R2-S1, 19.4R3, 20.1R1-S2, 20.1R2, 20.2R1 and all subsequent releases.
There are no known workarounds for this issue.
| Product | Vulnerable range | Fixed version | Advisory |
|---|---|---|---|
| Juniper Networks Junos OS | >=15.1<15.1R7-S7 | 15.1R7-S7 | advisory ↗ |
| Juniper Networks Junos OS | >=16.1<16.1R7-S8 | 16.1R7-S8 | advisory ↗ |
| Juniper Networks Junos OS | >=17.2<17.2R3-S4 | 17.2R3-S4 | advisory ↗ |
| Juniper Networks Junos OS | >=17.3<17.3R3-S8 | 17.3R3-S8 | advisory ↗ |
| Juniper Networks Junos OS | >=17.4<17.4R2-S11, 17.4R3-S2 | 17.4R2-S11, 17.4R3-S2 | advisory ↗ |
| Juniper Networks Junos OS | >=18.1<18.1R3-S10 | 18.1R3-S10 | advisory ↗ |
| Juniper Networks Junos OS | >=18.2<18.2R3-S5 | 18.2R3-S5 | advisory ↗ |
| Juniper Networks Junos OS | >=18.3<18.3R2-S4, 18.3R3-S2 | 18.3R2-S4, 18.3R3-S2 | advisory ↗ |
| Juniper Networks Junos OS | >=18.4<18.4R2-S5, 18.4R3-S3 | 18.4R2-S5, 18.4R3-S3 | advisory ↗ |
| Juniper Networks Junos OS | >=19.1<19.1R2-S2, 19.1R3-S2 | 19.1R2-S2, 19.1R3-S2 | advisory ↗ |
| Juniper Networks Junos OS | >=19.2<19.2R1-S5, 19.2R2-S1, 19.2R3 | 19.2R1-S5, 19.2R2-S1, 19.2R3 | advisory ↗ |
| Juniper Networks Junos OS | >=19.3<19.3R2-S4, 19.3R3 | 19.3R2-S4, 19.3R3 | advisory ↗ |
| Juniper Networks Junos OS | >=19.4<19.4R1-S3, 19.4R2-S1, 19.4R3 | 19.4R1-S3, 19.4R2-S1, 19.4R3 | advisory ↗ |
| Juniper Networks Junos OS | >=20.1<20.1R1-S2, 20.1R2 | 20.1R1-S2, 20.1R2 | advisory ↗ |