USN-3402-1: PySAML2 vulnerability
Ubuntu Security Notice USN-3402-1
24th August, 2017
python-pysaml2 vulnerability
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 version:
- Ubuntu 17.04:
-
python-pysaml2
3.0.0-3ubuntu1.17.04.1
-
python3-pysaml2
3.0.0-3ubuntu1.17.04.1
- Ubuntu 16.04 LTS:
-
python-pysaml2
3.0.0-3ubuntu1.16.04.1
-
python3-pysaml2
3.0.0-3ubuntu1.16.04.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.