FKIE_CVE-2016-6321

Vulnerability from fkie_nvd - Published: 2016-12-09 22:59 - Updated: 2025-08-06 22:15
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
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.
References
secalert@redhat.comhttp://git.savannah.gnu.org/cgit/tar.git/commit/?id=7340f67b9860ea0531c1450e5aa261c50f67165dIssue Tracking, Patch
secalert@redhat.comhttp://lists.gnu.org/archive/html/bug-tar/2016-10/msg00016.htmlMailing List, Vendor Advisory
secalert@redhat.comhttp://packetstormsecurity.com/files/139370/GNU-tar-1.29-Extract-Pathname-Bypass.htmlExploit, Third Party Advisory, VDB Entry
secalert@redhat.comhttp://seclists.org/fulldisclosure/2016/Oct/102Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://seclists.org/fulldisclosure/2016/Oct/96Mailing List, Third Party Advisory
secalert@redhat.comhttp://www.debian.org/security/2016/dsa-3702
secalert@redhat.comhttp://www.securityfocus.com/bid/93937Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-3132-1
secalert@redhat.comhttps://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
secalert@redhat.comhttps://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
secalert@redhat.comhttps://security.gentoo.org/glsa/201611-19
secalert@redhat.comhttps://sintonen.fi/advisories/tar-extract-pathname-bypass.proper.txtThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://git.savannah.gnu.org/cgit/tar.git/commit/?id=7340f67b9860ea0531c1450e5aa261c50f67165dIssue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108http://lists.gnu.org/archive/html/bug-tar/2016-10/msg00016.htmlMailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/139370/GNU-tar-1.29-Extract-Pathname-Bypass.htmlExploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2016/Oct/102Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2016/Oct/96Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3702
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/93937Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-3132-1
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201611-19
af854a3a-2127-422b-91ae-364da2661108https://sintonen.fi/advisories/tar-extract-pathname-bypass.proper.txtThird Party Advisory
Impacted products
Vendor Product Version
gnu tar 1.14
gnu tar 1.15
gnu tar 1.15.1
gnu tar 1.15.90
gnu tar 1.15.91
gnu tar 1.16
gnu tar 1.16.1
gnu tar 1.17
gnu tar 1.18
gnu tar 1.19
gnu tar 1.20
gnu tar 1.21
gnu tar 1.22
gnu tar 1.23
gnu tar 1.24
gnu tar 1.25
gnu tar 1.26
gnu tar 1.27
gnu tar 1.27.1
gnu tar 1.28
gnu tar 1.29
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "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."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de salto de directorio en la funci\u00f3n safer_name_suffix en GNU tar 1.14 hasta la versi\u00f3n 1.29 podr\u00edan permitir a atacantes remotos eludir un mecanismo de protecci\u00f3n previsto y escribir en archivos arbitarios a trav\u00e9s de vectores relacionados con una desinfecci\u00f3n inadecuada del par\u00e1metro file_name, tambi\u00e9n conocida como POINTYFEATHER."
    }
  ],
  "id": "CVE-2016-6321",
  "lastModified": "2025-08-06T22:15:28.107",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
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        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
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          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
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        "impactScore": 3.6,
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          "confidentialityImpact": "NONE",
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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  },
  "published": "2016-12-09T22:59:00.170",
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      "source": "secalert@redhat.com",
      "tags": [
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  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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    {
      "description": [
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          "value": "CWE-22"
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      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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