Inline DTD allows XML bomb attack
Date: 2022-04
Affected: erlang/sweet_xml
Attack vector: dos
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2019-15160
CWE: CWE-611
CWE-776
CVSS: 7.5 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

The SweetXml (aka sweet_xml) package through 0.6.6 for Erlang and Elixir allows attackers to cause a denial of service (resource consumption) via an XML entity expansion attack with an inline DTD.


Mitigations:

Architectural layers (MAESTRO):