High severity · published Feb 1, 2017
CVE-2016-10173
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
7.5
CVSS
4.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.7% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AR
Archive-tar-minitar · Minitar
through 0.5.2 · source: NVD
MI
Minitar · Minitar
through 0.5.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-10173
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-10173
www.debian.org
http://www.debian.org/security/2017/dsa-3778
Mailing List
http://www.openwall.com/lists/oss-security/2017/01/24/7
Mailing List
http://www.openwall.com/lists/oss-security/2017/01/29/1
Third Party Advisory
http://www.securityfocus.com/bid/95874
Patch
https://github.com/halostatue/minitar/commit/e25205ecbb6277ae8a3df1e6a306d7ed4458b6e4
Exploit
https://github.com/halostatue/minitar/issues/16