{
  "canonical_id": "nginx--CVE-2016-1247",
  "system_id": "nginx",
  "display_name": "Nginx",
  "category": "servers",
  "advisory_mode": "server",
  "title": "CVE-2016-1247",
  "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.",
  "published_at": "2016-11-29T17:59:00.167",
  "updated_at": "2025-04-12T10:46:40.837",
  "severity": "high",
  "cvss_score": 7.8,
  "exploit_status": "unknown",
  "source_confidence": "official",
  "official_source_url": "http://packetstormsecurity.com/files/139750/Nginx-Debian-Based-Distros-Root-Privilege-Escalation.html",
  "secondary_source_urls": [
    "http://seclists.org/fulldisclosure/2016/Nov/78",
    "http://seclists.org/fulldisclosure/2017/Jan/33",
    "http://www.debian.org/security/2016/dsa-3701",
    "http://www.securityfocus.com/archive/1/539796/100/0/threaded",
    "http://www.securityfocus.com/bid/93903",
    "http://www.securitytracker.com/id/1037104",
    "http://www.ubuntu.com/usn/USN-3114-1",
    "https://legalhackers.com/advisories/Nginx-Exploit-Deb-Root-PrivEsc-CVE-2016-1247.html",
    "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CBIZEKHBOCKO7FUMCO4X53ENMWU5OYFX/",
    "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ESTIADC7BDB6VTH4JAP6C6OCW2CQ4NHP/",
    "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3WOO7E5R2HT5XVOIOFPEFALILVOWZUF/",
    "https://security.gentoo.org/glsa/201701-22",
    "https://www.exploit-db.com/exploits/40768/",
    "https://www.youtube.com/watch?v=aTswN1k1fQs"
  ],
  "aliases": [
    "CVE-2016-1247"
  ],
  "cve_ids": [
    "CVE-2016-1247"
  ],
  "ghsa_ids": [],
  "osv_ids": [],
  "affected_versions": [],
  "fixed_versions": [],
  "package_name": null,
  "render_markdown": false,
  "case_path": null,
  "secure_code_topics": [
    "proxy-trust-boundary",
    "request-smuggling-boundary",
    "csp-trusted-types",
    "dependency-upgrade-policy"
  ],
  "status": "triage",
  "triage_reasons": [
    "missing affected/fixed version details"
  ],
  "verification_status": "triage-manual",
  "verification_mode": "synthetic",
  "last_verified_at": null,
  "last_run_id": null,
  "evidence_bundle": null,
  "historical_status": null,
  "latest_status": null,
  "browser_evidence": {
    "required": false,
    "present": false,
    "refs": []
  },
  "repro_profile_id": "proxy-boundary-generic",
  "artifact_mode": "official-image",
  "blocked_reason": null,
  "metadata": {
    "source_names": [
      "NVD NGINX"
    ],
    "source_kinds": [
      "nvd-search"
    ],
    "candidate_count": 1
  }
}