used HTTP to download payloads for CVE-2019-19781 and CVE-2020-10189 exploits. 
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: used HTTP to download payloads for CVE-2019-19781 and CVE-2020-10189 exploits.  ### Response: T1071.001.