USN-3720-1: python-cryptography vulnerability
Published Jul 23, 2018
·Updated
It was discovered that python-cryptography incorrectly handled certain inputs. An attacker could possibly use this to get access to sensitive information.
Affected Software
1 affected component
pypi/cryptography
Event History
Feb 20, 2026
Advisory Published
via Ubuntu·03:58 PM
Data Sourced
via Ubuntu·03:58 PM
DescriptionAffected Software
Frequently Asked Questions
1
What is the severity of USN-3720-1?
The severity of USN-3720-1 is considered high due to the potential for sensitive information exposure.
2
How do I fix USN-3720-1?
To fix USN-3720-1, upgrade to python-cryptography version 2.1.4-1ubuntu1.2 or later.
3
Which Ubuntu versions are affected by USN-3720-1?
USN-3720-1 affects Ubuntu 18.04.
4
What products are impacted by USN-3720-1?
USN-3720-1 impacts the python-cryptography and python3-cryptography packages.
5
What kind of attack can exploit USN-3720-1?
An attacker could potentially exploit USN-3720-1 to gain unauthorized access to sensitive information.