ICMP information such as (1) netmask and (2) timestamp is allowed from arbitrary hosts.
| Date Added | Due Date | Vulnerability Name | Required Action |
|---|---|---|---|
| N/A |
| Type | Version | Base score | Base severity | Vector |
|---|---|---|---|---|
| Secondary | 3.1 | 4.0 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| Primary | 2.0 | 2.1 | LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
Red Hat Enterprise Linux is configured by default to respond to all ICMP requests. Users may configure the firewall to prevent a system from responding to certain ICMP requests.