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The vCenter UI service must protect logs from unauthorized access.


Finding ID Version Rule ID IA Controls Severity
V-259108 VCUI-80-000025 SV-259108r935228_rule Medium
Log data is essential in the investigation of events. The accuracy of the information is always pertinent. One of the first steps an attacker will take is the modification or deletion of log records to cover tracks and prolong discovery. The web server must protect the log data from unauthorized modification. Satisfies: SRG-APP-000118-AS-000078, SRG-APP-000119-AS-000079, SRG-APP-000120-AS-000080
VMware vSphere 8.0 vCenter Appliance User Interface (UI) Security Technical Implementation Guide 2023-10-29


Check Text ( C-62848r935226_chk )
At the command prompt, run the following command:

# find /var/log/vmware/vsphere-ui/ -xdev -type f -a '(' -perm -o+w -o -not -user vsphere-ui -o -not -group users -a -not -group root ')' -exec ls -ld {} \;

If any files are returned, this is a finding.
Fix Text (F-62757r935227_fix)
At the command prompt, run the following commands:

# chmod o-w
# chown vsphere-ui:users

Note: Substitute with the listed file.