Changes are coming to https://stigviewer.com.
Take our survey to help us understand your usage and how we can better serve you in the future.
Take Survey
Device files and directories must only be writable by users with a system account or as configured by the vendor.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-227699 | GEN002280 | SV-227699r603266_rule | Medium |
| Description |
|---|
| System device files in writable directories could be modified, removed, or used by an unprivileged user to control system hardware. |
| STIG | Date |
|---|---|
| Solaris 10 X86 Security Technical Implementation Guide | 2020-12-04 |
Details
| Check Text ( C-29861r488678_chk ) |
|---|
| Find all device files existing anywhere on the system. Procedure: # find / -type b -print > devicelist # find / -type c -print >> devicelist Check the permissions on the directories above subdirectories containing device files. The following list of device files are intended to be world-writable and if present are not a finding. /dev/arp /dev/conslog /dev/crypto /dev/dtrace/dtrace /dev/dtrace/helper /dev/dtrace/provider/fasttrap /dev/fd/* /dev/kstat /dev/null /dev/poll /dev/pool /dev/ptmx /dev/sad/user /dev/tcp /dev/tcp6 /dev/ticlts /dev/ticots /dev/ticotsord /dev/tty /dev/udp /dev/udp6 /dev/zero /dev/zfs If any device file or their parent directory is world-writable and it is not intended to be world-writable, this is a finding. |
| Fix Text (F-29849r488679_fix) |
|---|
| Remove the world-writable permission from the device file(s). Procedure: # chmod o-w Document all changes. |