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Status published
Unknown
CVE-2016-6321
Directory traversal vulnerability in the safer_name_suffix function in GNU tar...
Vulnerability Description
Directory traversal vulnerability in the safer_name_suffix function in GNU tar 1.14 through 1.29 might allow remote attackers to bypass an intended protection mechanism and write to arbitrary files via vectors related to improper sanitization of the file_name parameter, aka POINTYFEATHER.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://seclists.org/fulldisclosure/2016/Oct/102
- http://www.securityfocus.com/bid/93937
- https://security.gentoo.org/glsa/201611-19
- http://seclists.org/fulldisclosure/2016/Oct/96
- http://git.savannah.gnu.org/cgit/tar.git/commit/?id=7340f67b9860ea0531c1450e5aa261c50f67165d
- http://lists.gnu.org/archive/html/bug-tar/2016-10/msg00016.html
- http://www.debian.org/security/2016/dsa-3702
- https://sintonen.fi/advisories/tar-extract-pathname-bypass.proper.txt
- http://packetstormsecurity.com/files/139370/GNU-tar-1.29-Extract-Pathname-Bypass.html
- http://www.ubuntu.com/usn/USN-3132-1
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
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Affected Vendor
Affected Software
tar
Vulnerable Versions:
1.14, 1.15, 1.15.1, 1.15.90, 1.15.91, 1.16, 1.16.1, 1.17, 1.18, 1.19, 1.20, 1.21, 1.22, 1.23, 1.24, 1.25, 1.26, 1.27, 1.27.1, 1.28, 1.29
Timeline
Official Publish:
December 9th, 2016
Last Modified:
August 6th, 2025
Added to House:
July 20th, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.