CVE-2016-6321

Summary

CVECVE-2016-6321
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-12-09 22:59:00 UTC
Updated2023-02-13 04:50:00 UTC
DescriptionDirectory 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.

Risk And Classification

Problem Types: CWE-22

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gnu Tar 1.14 All All All
Application Gnu Tar 1.15 All All All
Application Gnu Tar 1.15.1 All All All
Application Gnu Tar 1.15.90 All All All
Application Gnu Tar 1.15.91 All All All
Application Gnu Tar 1.16 All All All
Application Gnu Tar 1.16.1 All All All
Application Gnu Tar 1.17 All All All
Application Gnu Tar 1.18 All All All
Application Gnu Tar 1.19 All All All
Application Gnu Tar 1.20 All All All
Application Gnu Tar 1.21 All All All
Application Gnu Tar 1.22 All All All
Application Gnu Tar 1.23 All All All
Application Gnu Tar 1.24 All All All
Application Gnu Tar 1.25 All All All
Application Gnu Tar 1.26 All All All
Application Gnu Tar 1.27 All All All
Application Gnu Tar 1.27.1 All All All
Application Gnu Tar 1.28 All All All
Application Gnu Tar 1.29 All All All
Application Gnu Tar 1.14 All All All
Application Gnu Tar 1.15 All All All
Application Gnu Tar 1.15.1 All All All
Application Gnu Tar 1.15.90 All All All
Application Gnu Tar 1.15.91 All All All
Application Gnu Tar 1.16 All All All
Application Gnu Tar 1.16.1 All All All
Application Gnu Tar 1.17 All All All
Application Gnu Tar 1.18 All All All
Application Gnu Tar 1.19 All All All
Application Gnu Tar 1.20 All All All
Application Gnu Tar 1.21 All All All
Application Gnu Tar 1.22 All All All
Application Gnu Tar 1.23 All All All
Application Gnu Tar 1.24 All All All
Application Gnu Tar 1.25 All All All
Application Gnu Tar 1.26 All All All
Application Gnu Tar 1.27 All All All
Application Gnu Tar 1.27.1 All All All
Application Gnu Tar 1.28 All All All
Application Gnu Tar 1.29 All All All

References

ReferenceSourceLinkTags
Re: [Bug-tar] possible fixes for CVE-2016-6321 MLIST lists.gnu.org Mailing List, Vendor Advisory
Tar: Extract pathname bypass (GLSA 201611-19) — Gentoo security GENTOO security.gentoo.org
GNU Tar CVE-2016-6321 Security Bypass Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
Pony Mail! MLIST lists.apache.org
GNU tar 1.29 Extract Pathname Bypass ≈ Packet Storm MISC packetstormsecurity.com Exploit, Third Party Advisory, VDB Entry
lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e69... MISC lists.apache.org
lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450... MISC lists.apache.org
Full Disclosure: [CSS] POINTYFEATHER / tar extract pathname bypass (CVE-2016-6321) FULLDISC seclists.org Mailing List, Third Party Advisory
Full Disclosure: [CSS] POINTYFEATHER / tar extract pathname bypass (CVE-2016-6321) - patch update FULLDISC seclists.org Mailing List, Patch, Third Party Advisory
Pony Mail! MLIST lists.apache.org
tar.git - GNU Tar CONFIRM git.savannah.gnu.org Issue Tracking, Patch
USN-3132-1: tar vulnerability | Ubuntu UBUNTU www.ubuntu.com
sintonen.fi/advisories/tar-extract-pathname-bypass.proper.txt MISC sintonen.fi Third Party Advisory
Debian -- Security Information -- DSA-3702-1 tar DEBIAN www.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 500681 Alpine Linux Security Update for tar
  • 504450 Alpine Linux Security Update for tar
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report