CVE-2016-10149 – python-pysaml2: Entity expansion issue

https://notcve.org/view.php?id=CVE-2016-10149

XML External Entity (XXE) vulnerability in PySAML2 4.4.0 and earlier allows remote attackers to read arbitrary files via a crafted SAML XML request or response. Vulnerabilidad de XXE en PySAML2 4.4.0 y versiones anteriores permite a atacantes remotos leer archivos arbitrarios a través de una solicitud o respuesta SAMPL XML manipulada. An XML entity expansion vulnerability was found in python-pysaml2. A remote attacker could send a crafted request which would cause denial of service through resource exhaustion. • http://www.debian.org/security/2017/dsa-3759 http://www.openwall.com/lists/oss-security/2017/01/19/5 http://www.securityfocus.com/bid/97692 https://access.redhat.com/errata/RHSA-2017:0936 https://access.redhat.com/errata/RHSA-2017:0937 https://access.redhat.com/errata/RHSA-2017:0938 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=850716 https://github.com/rohe/pysaml2/commit/6e09a25d9b4b7aa7a506853210a9a14100b8bc9b https://github.com/rohe/pysaml2/issues/366 https://githu • CWE-611: Improper Restriction of XML External Entity Reference CWE-776: Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion') •