Vulnerability CVE-2012-6661
Published: 2014-11-03   Modified: 2014-11-04

Description:
Zope before 2.13.19, as used in Plone before 4.2.3 and 4.3 before beta 1, does not reseed the pseudo-random number generator (PRNG), which makes it easier for remote attackers to guess the value via unspecified vectors. NOTE: this issue was SPLIT from CVE-2012-5508 due to different vulnerability types (ADT2).

Type:

CWE-310

 (Cryptographic Issues)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
ZOPE -> ZOPE 
Plone -> Plone 

 References:
https://plone.org/products/plone/security/advisories/20121106/24
https://plone.org/products/plone-hotfix/releases/20121124
https://github.com/plone/Products.CMFPlone/blob/4.2.3/docs/CHANGES.txt
https://bugs.launchpad.net/zope2/+bug/1071067
http://www.openwall.com/lists/oss-security/2012/11/10/1
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