ICQ sound schemas are downloaded without user's intervation. It allows to upload file to known location.
vulners.com/securityvulns/securityvulns:doc:3226
vulners.com/securityvulns/securityvulns:doc:3234
vulners.com/securityvulns/securityvulns:doc:3235
vulners.com/securityvulns/securityvulns:doc:3379
vulners.com/securityvulns/securityvulns:doc:3433
vulners.com/securityvulns/securityvulns:doc:6669