Vulnerability CVE-2012-0878
Published: 2012-05-01

Description:
Paste Script 1.7.5 and earlier does not properly set group memberships during execution with root privileges, which might allow remote attackers to bypass intended file-access restrictions by leveraging a web application that uses the local filesystem.

Type:

CWE-264

 (Permissions, Privileges, and Access Controls)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.1/10
6.4/10
4.9/10
Exploit range
Attack complexity
Authentication
Remote
High
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Pythonpaste -> Paste 

 References:
https://bitbucket.org/ianb/pastescript/pull-request/3/fix-group-permissions-for-pastescriptserve
https://bitbucket.org/ianb/pastescript/changeset/a19e462769b4
http://www.openwall.com/lists/oss-security/2012/02/23/1
https://bugzilla.redhat.com/show_bug.cgi?id=796790
http://www.openwall.com/lists/oss-security/2012/02/23/4
http://groups.google.com/group/paste-users/browse_thread/thread/2aa651ba331c2471
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