An Improper Validation of Specified Type of Input vulnerability in the packet forwarding engine (pfe) Juniper Networks Junos OS on SRX5000 Series allows an unauthenticated, network based attacker to cause a Denial of Service (Dos).
When a non-clustered SRX5000 device receives a specifically malformed packet this will cause a flowd crash and restart.
This issue affects Junos OS:
Please note that the PR does indicate that earlier versions have been fixed as well, but these won't be adversely impacted by this.
| Software | From | Fixed in |
|---|---|---|
| juniper / junos | 22.1-r1 | 22.1-r1.x |
| juniper / junos | 22.1-r1-s1 | 22.1-r1-s1.x |
| juniper / junos | 22.1-r1-s2 | 22.1-r1-s2.x |
| juniper / junos | 22.1-r2 | 22.1-r2.x |
| juniper / junos | 22.1-r2-s1 | 22.1-r2-s1.x |
| juniper / junos | 22.1-r2-s2 | 22.1-r2-s2.x |
| juniper / junos | 22.1-r3 | 22.1-r3.x |
| juniper / junos | 22.1-r3-s1 | 22.1-r3-s1.x |
| juniper / junos | 22.1-r3-s2 | 22.1-r3-s2.x |
| juniper / junos | 22.1-r3-s3 | 22.1-r3-s3.x |
| juniper / junos | 22.1-r3-s4 | 22.1-r3-s4.x |
| juniper / junos | 22.3 | 22.3.x |
| juniper / junos | 22.3-r1 | 22.3-r1.x |
| juniper / junos | 22.3-r1-s1 | 22.3-r1-s1.x |
| juniper / junos | 22.3-r1-s2 | 22.3-r1-s2.x |
| juniper / junos | 22.3-r2 | 22.3-r2.x |
| juniper / junos | 22.3-r2-s1 | 22.3-r2-s1.x |
| juniper / junos | 22.3-r2-s2 | 22.3-r2-s2.x |
| juniper / junos | 22.3-r3 | 22.3-r3.x |
| juniper / junos | 22.3-r3-s1 | 22.3-r3-s1.x |
| juniper / junos | 22.3-r3-s2 | 22.3-r3-s2.x |
| juniper / junos | 22.3-r3-s3 | 22.3-r3-s3.x |
| juniper / junos | 22.4 | 22.4.x |
| juniper / junos | 22.4-r1 | 22.4-r1.x |
| juniper / junos | 22.4-r1-s1 | 22.4-r1-s1.x |
| juniper / junos | 22.4-r1-s2 | 22.4-r1-s2.x |
| juniper / junos | 22.4-r2 | 22.4-r2.x |
| juniper / junos | 22.4-r2-s1 | 22.4-r2-s1.x |
| juniper / junos | 22.4-r2-s2 | 22.4-r2-s2.x |
| juniper / junos | 22.4-r3 | 22.4-r3.x |
| juniper / junos | 22.4-r3-s1 | 22.4-r3-s1.x |
| juniper / junos | 22.4-r3-s2 | 22.4-r3-s2.x |
| juniper / junos | 22.4-r3-s3 | 22.4-r3-s3.x |
| juniper / junos | 23.2 | 23.2.x |
| juniper / junos | 23.2-r1 | 23.2-r1.x |
| juniper / junos | 23.2-r1-s1 | 23.2-r1-s1.x |
| juniper / junos | 23.2-r1-s2 | 23.2-r1-s2.x |
| juniper / junos | 23.2-r2 | 23.2-r2.x |
| juniper / junos | 23.2-r2-s1 | 23.2-r2-s1.x |
| juniper / junos | 23.4 | 23.4.x |
| juniper / junos | 23.4-r1 | 23.4-r1.x |
| juniper / junos | 23.4-r1-s1 | 23.4-r1-s1.x |
| juniper / junos | 23.4-r1-s2 | 23.4-r1-s2.x |
| juniper / junos | 23.4-r2 | 23.4-r2.x |
| juniper / junos | 24.2 | 24.2.x |
| juniper / junos | 24.2-r1 | 24.2-r1.x |
| juniper / junos | 24.2-r2 | 24.2-r2.x |