ICMP messages to broadcast addresses are allowed, allowing for a Smurf attack that can cause a denial of service.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Solaris | Sun | 2.4 | 2.4 |
| Unix | Digital | 4.0d | 4.0d |
| Aix | Ibm | 3.2.5 | 3.2.5 |
| Solaris | Sun | 2.5.1 | 2.5.1 |
| Solaris | Sun | 2.5.1 | 2.5.1 |
| Solaris | Sun | 2.5 | 2.5 |
| Aix | Ibm | 3.2.4 | 3.2.4 |
| Unix | Digital | 4.0 | 4.0 |
| Freebsd | Freebsd | 2.2.2 | 2.2.2 |
| Linux_kernel | Linux | 2.1 | 2.1 |
| Freebsd | Freebsd | 2.2.3 | 2.2.3 |
| Freebsd | Freebsd | 2.0.5 | 2.0.5 |
| Freebsd | Freebsd | 1.1.5.1 | 1.1.5.1 |
| Sunos | Sun | 5.5 | 5.5 |
| Linux_kernel | Linux | 2.0 | 2.0 |
| Unix | Digital | 4.0b | 4.0b |
| Hp-ux | Hp | 11.00 | 11.00 |
| Unix | Digital | 4.0a | 4.0a |
| Freebsd | Freebsd | 2.1.6 | 2.1.6 |
| Freebsd | Freebsd | 2.1.7.1 | 2.1.7.1 |
| Sunos | Sun | 5.5.1 | 5.5.1 |
| Unix | Digital | 3.2g | 3.2g |
| Freebsd | Freebsd | 2.2.4 | 2.2.4 |
| Freebsd | Freebsd | 2.1.0 | 2.1.0 |
| Hp-ux | Hp | 10.20 | 10.20 |
| Aix | Ibm | 3.1 | 3.1 |
| Sunos | Sun | 5.4 | 5.4 |
| Unix | Digital | 4.0c | 4.0c |
| Aix | Ibm | 3.2 | 3.2 |
| Freebsd | Freebsd | 2.1.5 | 2.1.5 |
| Netbsd | Netbsd | 1.2 | 1.2 |
| Sunos | Sun | - | - |
| Solaris | Sun | 2.6 | 2.6 |