zipfile - extract truncates (existing) file when bad password provided (zip encryption weakness)

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2019-03-08.22:56:50.804>
labels = ['3.8', 'type-bug', 'library']
title = 'zipfile - extract truncates (existing) file when bad password provided (zip encryption weakness)'
updated_at = <Date 2019-03-18.02:02:48.092>
user = 'https://github.com/CristiFati'

bugs.python.org fields:

activity = <Date 2019-03-18.02:02:48.092>
actor = 'ned.deily'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2019-03-08.22:56:50.804>
creator = 'CristiFati'
dependencies = []
files = []
hgrepos = []
issue_num = 36247
keywords = ['patch']
message_count = 5.0
messages = ['337543', '337545', '337570', '337610', '338155']
nosy_count = 5.0
nosy_names = ['twouters', 'alanmcintyre', 'ned.deily', 'serhiy.storchaka', 'CristiFati']
pr_nums = ['12242']
priority = 'normal'
resolution = None
stage = 'patch review'
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue36247'
versions = ['Python 3.8']