CVE-2021-27736

Sažetak

FusionAuth fusionauth-samlv2 before 0.5.4 allows XXE attacks via a forged AuthnRequest or LogoutRequest because parseFromBytes uses javax.xml.parsers.DocumentBuilderFactory unsafely.

Reference

https://www.compass-security.com/fileadmin/Research/Advisories/2021-03_CSNC-2021-004_FusionAuth_SAML_Library_XML_External_Entity.txt
https://github.com/FusionAuth/fusionauth-samlv2/compare/0.5.3...0.5.4
https://github.com/FusionAuth/fusionauth-samlv2/commit/c66fb689d50010662f705d5b585c6388ce555dbd

CVSS

Base:	4.0
Impact:	2.9
Exploitability:	8.0

Pristup

Vektor	Složenost	Autentikacija
NETWORK	LOW	SINGLE

Impact

Povjerljivost	Cjelovitost	Dostupnost
PARTIAL	NONE	NONE

CVSS vektor

AV:N/AC:L/Au:S/C:P/I:N/A:N

Zadnje važnije ažuriranje

27-04-2021 - 17:23

Objavljeno

22-04-2021 - 14:15