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Vulnerability Details : CVE-2012-2417

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.
Publish Date : 2012-06-16 Last Update Date : 2017-08-28
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- CVSS Scores & Vulnerability Types

CVSS Score
4.3
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 310

- Related OVAL Definitions

Title Definition Id Class Family
DSA-2502-1 python-crypto - programming error oval:org.mitre.oval:def:19657 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2012-2417

# Product Type Vendor Product Version Update Edition Language
1 Application Dlitz Pycrypto 1.0.0 Version Details Vulnerabilities
2 Application Dlitz Pycrypto 1.0.1 Version Details Vulnerabilities
3 Application Dlitz Pycrypto 1.0.2 Version Details Vulnerabilities
4 Application Dlitz Pycrypto 1.1 Alpha2 Version Details Vulnerabilities
5 Application Dlitz Pycrypto 1.9 Alpha6 Version Details Vulnerabilities
6 Application Dlitz Pycrypto 1.9 Alpha5 Version Details Vulnerabilities
7 Application Dlitz Pycrypto 1.9 Alpha4 Version Details Vulnerabilities
8 Application Dlitz Pycrypto 1.9 Alpha3 Version Details Vulnerabilities
9 Application Dlitz Pycrypto 1.9 Alpha2 Version Details Vulnerabilities
10 Application Dlitz Pycrypto 1.9 Alpha1 Version Details Vulnerabilities
11 Application Dlitz Pycrypto 2.0 Version Details Vulnerabilities
12 Application Dlitz Pycrypto 2.0.1 Version Details Vulnerabilities
13 Application Dlitz Pycrypto 2.1.0 Beta1 Version Details Vulnerabilities
14 Application Dlitz Pycrypto 2.1.0 Alpha2 Version Details Vulnerabilities
15 Application Dlitz Pycrypto 2.1.0 Alpha1 Version Details Vulnerabilities
16 Application Dlitz Pycrypto 2.1.0 Version Details Vulnerabilities
17 Application Dlitz Pycrypto 2.2 Version Details Vulnerabilities
18 Application Dlitz Pycrypto 2.3 Version Details Vulnerabilities
19 Application Dlitz Pycrypto 2.4 Version Details Vulnerabilities
20 Application Dlitz Pycrypto 2.4.1 Version Details Vulnerabilities
21 Application Dlitz Pycrypto 2.5 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Dlitz Pycrypto 21

- References For CVE-2012-2417

https://hermes.opensuse.org/messages/15083589
SUSE openSUSE-SU-2012:0830
https://github.com/dlitz/pycrypto/blob/373ea760f21701b162e8c4912a66928ee30d401a/ChangeLog CONFIRM
https://github.com/Legrandin/pycrypto/commit/9f912f13df99ad3421eff360d6a62d7dbec755c2
http://www.securityfocus.com/bid/53687
BID 53687 Python PyCrypto Key Generation Weakness Release Date:2013-04-10
https://bugs.launchpad.net/pycrypto/+bug/985164
https://exchange.xforce.ibmcloud.com/vulnerabilities/75871
XF pycrypto-keys-weak-security(75871)
http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081713.html
FEDORA FEDORA-2012-8392
http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081759.html
FEDORA FEDORA-2012-8490
http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081789.html
FEDORA FEDORA-2012-8470
http://www.openwall.com/lists/oss-security/2012/05/25/1
MLIST [oss-security] 20120524 CVE-2012-2417 - PyCrypto <= 2.5 insecure ElGamal key generation
http://www.debian.org/security/2012/dsa-2502
DEBIAN DSA-2502
http://www.mandriva.com/security/advisories?name=MDVSA-2012:117
MANDRIVA MDVSA-2012:117

- Metasploit Modules Related To CVE-2012-2417

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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