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The at daemon must not execute group-writable or world-writable programs.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-988 | GEN003360 | SV-38554r1_rule | DCSL-1 | Medium |
| Description |
|---|
| If the at facility executes group- or world-writable programs, it is possible for the programs to be accidentally or maliciously changed or replaced without the owner's intent or knowledge. This would cause a system security breach. |
| STIG | Date |
|---|---|
| HP-UX 11.31 Security Technical Implementation Guide | 2017-05-19 |
Details
| Check Text ( C-36461r1_chk ) |
|---|
| List the at jobs on the system. Procedure: # ls -lLa /var/spool/cron/atjobs For each at job file, determine which programs are executed. # more Check each program executed by at for group- or world-writable permissions. # ls -lLa If at executes programs that are group- or world-writable, this is a finding. |
| Fix Text (F-31801r1_fix) |
|---|
| Remove group-write and world-write permissions from files executed by at jobs. # chmod go-w |