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CVE-2012-2417

Severity CVSS v4.0:
Pending analysis
Type:
CWE-310 Cryptographic Issues
Publication date:
17/06/2012
Last modified:
11/04/2025

Description

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.

Impact

Vector 2.0
AV:N/AC:M/Au:N/C:N/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): None

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:dlitz:pycrypto:*:*:*:*:*:*:*:* 2.5 (including)
cpe:2.3:a:dlitz:pycrypto:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:1.1:alpha2:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:1.9:alpha1:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:1.9:alpha2:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:1.9:alpha3:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:1.9:alpha4:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:1.9:alpha5:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:1.9:alpha6:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:2.0:*:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:dlitz:pycrypto:2.1.0:alpha1:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools