odoo/addons/portal_customer_claim/security/ir.model.access.csv

1	id	name	model_id:id	group_id:id	perm_read	perm_write	perm_create	perm_unlink
2	access_crm_claim	crm.claim	crm_claim.model_crm_claim	portal_customer.group_portal	1	0	0	0