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AUSCERT External Security Bulletin Redistribution
ESB-2018.1073
Python Crypto vulnerability
10 April 2018
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AusCERT Security Bulletin Summary
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Product: python-crypto
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Access Privileged Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-6594
Reference: ESB-2018.0990
ESB-2018.0477
Original Bulletin:
http://www.ubuntu.com/usn/usn-3616-2
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USN-3616-2: Python Crypto vulnerability
9 April 2018
python-crypto vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 12.04 ESM
Summary
Python Crypto could expose sensitive information.
Software Description
o python-crypto - cryptographic algorithms and protocols for Python
Details
USN-3616-1 fixed a vulnerability in Python Crypto. This update provides the
corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that Python Crypto incorrectly generated ElGamal key
parameters. A remote attacker could possibly use this issue to obtain sensitive
information.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 12.04 ESM
python-crypto - 2.4.1-1ubuntu0.3
python3-crypto - 2.4.1-1ubuntu0.3
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.
References
o https://usn.ubuntu.com/usn/usn-3616-2
o CVE-2018-6594
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