This issue is resolved in vRealize Automation 8.7, available at Broadcom Downloads.
Workaround:
To work around this issue if you do not want to upgrade, update the credentials using the IaaS API.
GET vra-hostname/iaas/api/cloud-accounts/?name%3D=vCenterEndpointName
curl --insecure --location --request GET 'https://vra-hostname/iaas/api/cloud-accounts/?name%3D=vCenterEndpointName' --header 'Content-Type: application/json' --header 'Authorization: Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjQ2MDg4NDM1NzUzNDg1ODI3MjcifQ.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.bXEjh85fDBEZoA3OM70-CQMPaZL4NNQLP_WK90nASXuajasJ2lea2d-24QQL4AjEwwLiLUgfjZA6iHKRlKcer-mhcXK3xLwoIg3XsDNqoG3l0mQAoyir50IjFIT-ti9i6q0sCLHnvx7-wGymSHM2isfmh-J9KeTSQwQUECbkDl7lryxcGtNB3Pf4_DxO6Ba9UuNxzaofzRohOAOFYTo9lXTyS21oGEjZ-YIT6XRfuxad09y9ik-VkUJiT0jOvkACIBqfwaMgGs8sxW083vKm-Yja3NeDv65Diq93M4x6QlQ3GLxHfwqW8ZmfH_9js0TxgKN4-ibcktGkVDYjfQTGyA' | python -m json.tool
PATCH {vra-hostname}/iaas/api/cloud-accounts/<cloudAccountId-from-step-2>
{
"privateKeyId": "username",
"privateKey": "new password"
}
Sample using curl
curl --insecure --location --request PATCH 'https://vra-hostname/iaas/api/cloud-accounts/<UUID_1>' --header 'Content-Type: application/json' --header 'Authorization: Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjQ2MDg4NDM1NzUzNDg1ODI3MjcifQ.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.bXEjh85fDBEZoA3OM70-CQMPaZL4NNQLP_WK90nASXuajasJ2lea2d-24QQL4AjEwwLiLUgfjZA6iHKRlKcer-mhcXK3xLwoIg3XsDNqoG3l0mQAoyir50IjFIT-ti9i6q0sCLHnvx7-wGymSHM2isfmh-J9KeTSQwQUECbkDl7lryxcGtNB3Pf4_DxO6Ba9UuNxzaofzRohOAOFYTo9lXTyS21oGEjZ-YIT6XRfuxad09y9ik-VkUJiT0jOvkACIBqfwaMgGs8sxW083vKm-Yja3NeDv65Diq93M4x6QlQ3GLxHfwqW8ZmfH_9js0TxgKN4-ibcktGkVDYjfQTGyA' --data-raw '{
"privateKeyId": "[email protected]",
"privateKey": "<PASSWORD>"
}'