Ubuntu Security Notice 3402-1 - It was discovered that PySAML2 incorrectly handled certain SAML XML requests and responses. A remote attacker could use this issue to read arbitrary files.
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Ubuntu Security Notice USN-3402-1
August 24, 2017
python-pysaml2 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.04
- Ubuntu 16.04 LTS
Summary:
The system could be made to expose sensitive information.
Software Description:
- python-pysaml2: Pure python implementation of SAML2
Details:
It was discovered that PySAML2 incorrectly handled certain
SAML XML requests and responses. A remote attacker could use
this issue to read arbitrary files.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 17.04:
A python-pysaml2A A A A A A A A A A A A A A A A A A 3.0.0-3ubuntu1.17.04.1
A python3-pysaml2A A A A A A A A A A A A A A A A A 3.0.0-3ubuntu1.17.04.1
Ubuntu 16.04 LTS:
A python-pysaml2A A A A A A A A A A A A A A A A A A 3.0.0-3ubuntu1.16.04.1
A python3-pysaml2A A A A A A A A A A A A A A A A A 3.0.0-3ubuntu1.16.04.1
In general, a standard system update will make all the necessary
changes.
References:
A https://www.ubuntu.com/usn/usn-3402-1
A CVE-2016-10149
Package Information:
A https://launchpad.net/ubuntu/+source/python-pysaml2/3.0.0-3ubuntu1.17.04.1
A https://launchpad.net/ubuntu/+source/python-pysaml2/3.0.0-3ubuntu1.16.04.1