Vulnerability CVE-2016-10173
Published: 2017-02-01

Description:
Directory traversal vulnerability in the minitar before 0.6 and archive-tar-minitar 0.5.2 gems for Ruby allows remote attackers to write to arbitrary files via a .. (dot dot) in a TAR archive entry.

Type:

CWE-22

 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'))

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/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
None
Partial
None
Affected software
Minitar -> Archive-tar-minitar 
Minitar -> Minitar 

 References:
http://www.debian.org/security/2017/dsa-3778
http://www.openwall.com/lists/oss-security/2017/01/24/7
http://www.openwall.com/lists/oss-security/2017/01/29/1
http://www.securityfocus.com/bid/95874
https://github.com/halostatue/minitar/commit/e25205ecbb6277ae8a3df1e6a306d7ed4458b6e4
https://github.com/halostatue/minitar/issues/16
https://puppet.com/security/cve/cve-2016-10173
https://security.gentoo.org/glsa/201702-32
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