A vulnerability in the srxpfe process on Protocol Independent Multicast (PIM) enabled SRX series devices may lead to crash of the srxpfe process and an FPC reboot while processing (PIM) messages. Sustained receipt of these packets may lead to an extended denial of service condition. Affected releases are Juniper Networks Junos OS on SRX Series: 12.3X48 versions prior to 12.3X48-D80; 15.1X49 versions prior to 15.1X49-D160; 17.3 versions prior to 17.3R3-S7 17.4 versions prior to 17.4R2-S8, 17.4R3; 18.1 versions prior to 18.1R3-S8; 18.2 versions prior to 18.2R2; 18.3 versions prior to 18.3R2.
The following software releases have been updated to resolve this specific issue: 12.3X48-D80, 15.1X49-D160, 17.3R3-S7*, 17.4R2-S8*, 17.4R3*, 18.2R2, 18.3R2, 18.4R1, and all subsequent releases. (* pending release)
There are no viable workarounds for this issue.
| Product | Vulnerable range | Fixed version | Advisory |
|---|---|---|---|
| Juniper Networks Junos OS | >=12.3X48<12.3X48-D80 | 12.3X48-D80 | advisory ↗ |
| Juniper Networks Junos OS | >=15.1X49<15.1X49-D160 | 15.1X49-D160 | advisory ↗ |
| Juniper Networks Junos OS | >=17.3<17.3R3-S7 | 17.3R3-S7 | advisory ↗ |
| Juniper Networks Junos OS | >=17.4<17.4R2-S8, 17.4R3 | 17.4R2-S8, 17.4R3 | advisory ↗ |
| Juniper Networks Junos OS | >=18.1<18.1R3-S8 | 18.1R3-S8 | advisory ↗ |
| Juniper Networks Junos OS | >=18.2<18.2R2 | 18.2R2 | advisory ↗ |
| Juniper Networks Junos OS | >=18.3<18.3R2 | 18.3R2 | advisory ↗ |