CVE-2016-1247 (GCVE-0-2016-1247)

Vulnerability from cvelistv5 – Published: 2016-11-29 17:00 – Updated: 2024-08-05 22:48
VLAI
Summary
The nginx package before 1.6.2-5+deb8u3 on Debian jessie, the nginx packages before 1.4.6-1ubuntu3.6 on Ubuntu 14.04 LTS, before 1.10.0-0ubuntu0.16.04.3 on Ubuntu 16.04 LTS, and before 1.10.1-0ubuntu1.1 on Ubuntu 16.10, and the nginx ebuild before 1.10.2-r3 on Gentoo allow local users with access to the web server user account to gain root privileges via a symlink attack on the error log.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
debian CNA under the mitre root
CNA scorecard – unranked: 2 records in the last 180 days, 10 needed details
References
URL Tags
https://www.exploit-db.com/exploits/40768/ exploitx_refsource_EXPLOIT-DB
http://www.securityfocus.com/archive/1/539796/100… mailing-listx_refsource_BUGTRAQ
http://www.debian.org/security/2016/dsa-3701 vendor-advisoryx_refsource_DEBIAN
https://www.youtube.com/watch?v=aTswN1k1fQs x_refsource_MISC
http://www.securityfocus.com/bid/93903 vdb-entryx_refsource_BID
https://legalhackers.com/advisories/Nginx-Exploit… x_refsource_MISC
http://www.ubuntu.com/usn/USN-3114-1 vendor-advisoryx_refsource_UBUNTU
http://seclists.org/fulldisclosure/2017/Jan/33 mailing-listx_refsource_FULLDISC
https://security.gentoo.org/glsa/201701-22 vendor-advisoryx_refsource_GENTOO
http://www.securitytracker.com/id/1037104 vdb-entryx_refsource_SECTRACK
http://seclists.org/fulldisclosure/2016/Nov/78 mailing-listx_refsource_FULLDISC
http://packetstormsecurity.com/files/139750/Nginx… x_refsource_MISC
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
Date Public
2016-10-25 00:00
Show details on NVD website
To clipboard 

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            "value": "El paquete nginx en versiones anteriores a 1.6.2-5+deb8u3 en Debian jessie, los paquetes nginx en versiones anteriores a 1.4.6-1ubuntu3.6 en Ubuntu 14.04 LTS, en versiones anteriores a 1.10.0-0ubuntu0.16.04.3 en Ubuntu 16.04 LTS y en versiones anteriores a 1.10.1-0ubuntu1.1 en Ubuntu 16.10 y la nginx ebuild en versiones anteriores a 1.10.2-r3 en Gentoo permiten a usuarios locales con acceso a la cuenta de usuario del servidor web obtener privilegios de root a trav\u00e9s de un ataque de enlace simb\u00f3lico en el registro de error."
          }
        ],
        "id": "CVE-2016-1247",
        "lastModified": "2026-05-06T22:30:45.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "LOCAL",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 7.2,
                "confidentialityImpact": "COMPLETE",
                "integrityImpact": "COMPLETE",
                "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 10.0,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2016-11-29T17:59:00.167",
        "references": [
          {
            "source": "security@debian.org",
            "tags": [
              "Exploit",
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://packetstormsecurity.com/files/139750/Nginx-Debian-Based-Distros-Root-Privilege-Escalation.html"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "http://seclists.org/fulldisclosure/2016/Nov/78"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "http://seclists.org/fulldisclosure/2017/Jan/33"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3701"
          },
          {
            "source": "security@debian.org",
            "tags": [
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              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/archive/1/539796/100/0/threaded"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securityfocus.com/bid/93903"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://www.securitytracker.com/id/1037104"
          },
          {
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            "tags": [
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            ],
            "url": "http://www.ubuntu.com/usn/USN-3114-1"
          },
          {
            "source": "security@debian.org",
            "tags": [
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              "Third Party Advisory"
            ],
            "url": "https://legalhackers.com/advisories/Nginx-Exploit-Deb-Root-PrivEsc-CVE-2016-1247.html"
          },
          {
            "source": "security@debian.org",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBIZEKHBOCKO7FUMCO4X53ENMWU5OYFX/"
          },
          {
            "source": "security@debian.org",
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          },
          {
            "source": "security@debian.org",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3WOO7E5R2HT5XVOIOFPEFALILVOWZUF/"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/201701-22"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Exploit",
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://www.exploit-db.com/exploits/40768/"
          },
          {
            "source": "security@debian.org",
            "tags": [
              "Exploit",
              "Third Party Advisory"
            ],
            "url": "https://www.youtube.com/watch?v=aTswN1k1fQs"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "http://packetstormsecurity.com/files/139750/Nginx-Debian-Based-Distros-Root-Privilege-Escalation.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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            ],
            "url": "http://seclists.org/fulldisclosure/2016/Nov/78"
          },
          {
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          },
          {
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          },
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          },
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            "tags": [
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          },
          {
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          },
          {
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          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
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          },
          {
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            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ESTIADC7BDB6VTH4JAP6C6OCW2CQ4NHP/"
          },
          {
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            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3WOO7E5R2HT5XVOIOFPEFALILVOWZUF/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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            "url": "https://security.gentoo.org/glsa/201701-22"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
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              "Third Party Advisory",
              "VDB Entry"
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            "url": "https://www.exploit-db.com/exploits/40768/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Third Party Advisory"
            ],
            "url": "https://www.youtube.com/watch?v=aTswN1k1fQs"
          }
        ],
        "sourceIdentifier": "security@debian.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-59"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T11:57:41+00:00",
      "cve": "CVE-2016-1247",
      "id": "CVE-2016-1247",
      "initial_release_date": "2016-10-25T00:00:00+00:00",
      "product_status:known_affected": "14",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "nginx: Local privilege escalation via log files",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-1247.json",
      "version": "3"
    }
  }
}



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