Matias P. Brutti discovered that python-pysaml2, a Python implementation of the Security Assertion Markup Language 2.0, did not correctly sanitize the XML messages it handled. This allowed a remote attacker to perform XML External Entity attacks, leading to a wide

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Debian Security Advisory DSA-3759-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
https://www.debian.org/security/                       Sebastien Delafond
January 12, 2017                      https://www.debian.org/security/faq
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Package        : python-pysaml2
CVE ID         : CVE-2016-10127
Debian Bug     : 850716

Matias P. Brutti discovered that python-pysaml2, a Python
implementation of the Security Assertion Markup Language 2.0, did not
correctly sanitize the XML messages it handled. This allowed a remote
attacker to perform XML External Entity attacks, leading to a wide
range of exploits.

For the stable distribution (jessie), this problem has been fixed in
version 2.0.0-1+deb8u1.

For the testing (stretch) and unstable (sid) distributions, this
problem has been fixed in version 3.0.0-5.

We recommend that you upgrade your python-pysaml2 packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

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