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AUSCERT External Security Bulletin Redistribution
ESB-2018.0990
Python Crypto vulnerability
4 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-2018.0477
Original Bulletin:
http://www.ubuntu.com/usn/usn-3616-1
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Ubuntu Security Notice USN-3616-1
April 03, 2018
python-crypto vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 17.10
- - Ubuntu 16.04 LTS
- - Ubuntu 14.04 LTS
Summary:
Python Crypto could expose sensitive information.
Software Description:
- - python-crypto: cryptographic algorithms and protocols for Python
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 17.10:
python-crypto 2.6.1-7ubuntu0.1
python3-crypto 2.6.1-7ubuntu0.1
Ubuntu 16.04 LTS:
python-crypto 2.6.1-6ubuntu0.16.04.3
python3-crypto 2.6.1-6ubuntu0.16.04.3
Ubuntu 14.04 LTS:
python-crypto 2.6.1-4ubuntu0.3
python3-crypto 2.6.1-4ubuntu0.3
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/usn/usn-3616-1
CVE-2018-6594
Package Information:
https://launchpad.net/ubuntu/+source/python-crypto/2.6.1-7ubuntu0.1
https://launchpad.net/ubuntu/+source/python-crypto/2.6.1-6ubuntu0.16.04.3
https://launchpad.net/ubuntu/+source/python-crypto/2.6.1-4ubuntu0.3
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