6 min read 3 Sep 2019 by Johannes Moritz
Bitbucket is one of the worlds leading version control software allowing millions of developers to manage Git repositories and collaborate on source code. Bitbucket is developed by the Australian software company Atlassian which is also kown for Confluence and Jira. In this blog post we will analyse how a common but often overseen security issue found by RIPS Code Analysis leads to a critical vulnerability in Bitbucket (CVE-2019-3397). The issue is caused by the insecure extraction of a compressed TAR archive.