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The vCenter STS service logs folder permissions must be set correctly.


Finding ID Version Rule ID IA Controls Severity
V-258975 VCST-80-000025 SV-258975r934583_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 Secure Token Service (STS) Security Technical Implementation Guide 2023-10-29


Check Text ( C-62715r934581_chk )
At the command prompt, run the following command:

# find /var/log/vmware/sso/ -xdev ! -name lookupsvc-init.log ! -name sts-prestart.log -type f -a '(' -perm -o+w -o -not -user sts -o -not -group lwis ')' -exec ls -ld {} \;

If any files are returned, this is a finding.
Fix Text (F-62624r934582_fix)
At the command prompt, run the following commands:

# chmod o-w
# chown sts:lwis

Note: Substitute with the listed file.