Vulnerability CVE-2013-6421
Published: 2013-12-12

Description:
The unpack_zip function in archive_unpacker.rb in the sprout gem 0.7.246 for Ruby allows context-dependent attackers to execute arbitrary commands via shell metacharacters in a (1) filename or (2) path.

See advisories in our WLB2 database:
Topic
Author
Date
High
Ruby Gem Sprout 0.7.246 Command Injection
Larry W. Cashdol...
03.12.2013

Type:

CWE-94

 (Improper Control of Generation of Code ('Code Injection'))

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Projectsprouts -> Sprout 

 References:
http://www.openwall.com/lists/oss-security/2013/12/03/6
http://www.openwall.com/lists/oss-security/2013/12/03/1
http://vapid.dhs.org/advisories/sprout-0.7.246-command-inj.html
http://archives.neohapsis.com/archives/bugtraq/2013-12/0077.html
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