Title

All setuid executables on the system must be vendor-supplied. (Cat II impact)

Discussion

All files with the setuid bit set will allow anyone running these files to be temporarily assigned the UID of the file. While many system files depend on these attributes for proper operation, security problems can result if setuid is assigned to programs allowing reading and writing of files, or shell escapes. Only default vendor-supplied executables should have the setuid bit set.

Check Content

To list all of the files with the setuid bit set, run the following command: sudo find / -perm 4000 -exec ls -ldb {} \; If any of the files listed are not documented as needing to have the setuid bit set by the vendor, this is a finding

Fix Text

Document all of the files with the setuid bit set.

Additional Identifiers

Rule ID: SV-65505r1_rule

Vulnerability ID: V-51295

Group Title:

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.