Znuny before LTS 6.5.1 through 6.5.10 and 7.0.1 through 7.0.16 allows DoS/ReDos via email. Parsing the content of emails where HTML code is copied from Microsoft Word could lead to high CPU usage and block the parsing process.
{ "ubuntu_priority": "medium" }
{ "ubuntu_priority": "medium", "availability": "No subscription required", "binaries": [ { "binary_name": "otrs2", "binary_version": "6.5.14-1" }, { "binary_name": "znuny", "binary_version": "6.5.14-1" } ] }