Executive Summary

Informations
Name MDVSA-2013:120 First vendor Publication 2013-04-10
Vendor Mandriva Last vendor Modification 2013-04-10
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Updated python-pycrypto package fixes security vulnerability:

PyCrypto before 2.6 does not produce appropriate prime numbers when using an ElGamal scheme to generate a key, which reduces the signature space or public key space and makes it easier for attackers to conduct brute force attacks to obtain the private key (CVE-2012-2417).

Note: any ElGamal keys that have previously been generated by PyCrypto should be regenerated after installing this update.

Original Source

Url : http://www.mandriva.com/security/advisories?name=MDVSA-2013:120

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-310 Cryptographic Issues

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:17796
 
Oval ID: oval:org.mitre.oval:def:17796
Title: USN-1484-1 -- python-crypto vulnerability
Description: PyCrypto improperly created ElGamal encryption keys.
Family: unix Class: patch
Reference(s): USN-1484-1
CVE-2012-2417
Version: 7
Platform(s): Ubuntu 12.04
Ubuntu 11.10
Ubuntu 11.04
Ubuntu 10.04
Product(s): python-crypto
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:19657
 
Oval ID: oval:org.mitre.oval:def:19657
Title: DSA-2502-1 python-crypto - programming error
Description: It was discovered that that the ElGamal code in PythonCrypto, a collection of cryptographic algorithms and protocols for Python used insecure insufficient prime numbers in key generation, which lead to a weakened signature or public key space, allowing easier brute force attacks on such keys.
Family: unix Class: patch
Reference(s): DSA-2502-1
CVE-2012-2417
Version: 5
Platform(s): Debian GNU/Linux 6.0
Debian GNU/kFreeBSD 6.0
Product(s): python-crypto
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 21

OpenVAS Exploits

Date Description
2012-08-30 Name : Fedora Update for python-crypto FEDORA-2012-8392
File : nvt/gb_fedora_2012_8392_python-crypto_fc17.nasl
2012-08-10 Name : Debian Security Advisory DSA 2502-1 (python-crypto)
File : nvt/deb_2502_1.nasl
2012-08-10 Name : FreeBSD Ports: py-pycrypto
File : nvt/freebsd_py-pycrypto0.nasl
2012-08-10 Name : Gentoo Security Advisory GLSA 201206-23 (pycrypto)
File : nvt/glsa_201206_23.nasl
2012-07-30 Name : Mandriva Update for python-pycrypto MDVSA-2012:117 (python-pycrypto)
File : nvt/gb_mandriva_MDVSA_2012_117.nasl
2012-07-03 Name : Ubuntu Update for python-crypto USN-1484-1
File : nvt/gb_ubuntu_USN_1484_1.nasl
2012-06-04 Name : Fedora Update for python-crypto FEDORA-2012-8470
File : nvt/gb_fedora_2012_8470_python-crypto_fc16.nasl
2012-06-04 Name : Fedora Update for python-crypto FEDORA-2012-8490
File : nvt/gb_fedora_2012_8490_python-crypto_fc15.nasl

Nessus® Vulnerability Scanner

Date Description
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2012-367.nasl - Type : ACT_GATHER_INFO
2013-09-04 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2012-86.nasl - Type : ACT_GATHER_INFO
2013-04-20 Name : The remote Mandriva Linux host is missing a security update.
File : mandriva_MDVSA-2013-120.nasl - Type : ACT_GATHER_INFO
2012-09-06 Name : The remote Mandriva Linux host is missing a security update.
File : mandriva_MDVSA-2012-117.nasl - Type : ACT_GATHER_INFO
2012-06-29 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2502.nasl - Type : ACT_GATHER_INFO
2012-06-29 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1484-1.nasl - Type : ACT_GATHER_INFO
2012-06-26 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_f45c0049be7211e1a2840023ae8e59f0.nasl - Type : ACT_GATHER_INFO
2012-06-25 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201206-23.nasl - Type : ACT_GATHER_INFO
2012-06-04 Name : The remote Fedora host is missing a security update.
File : fedora_2012-8392.nasl - Type : ACT_GATHER_INFO
2012-06-04 Name : The remote Fedora host is missing a security update.
File : fedora_2012-8470.nasl - Type : ACT_GATHER_INFO
2012-06-04 Name : The remote Fedora host is missing a security update.
File : fedora_2012-8490.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2014-02-17 11:43:40
  • Multiple Updates
2013-04-10 17:18:26
  • First insertion