{
  "crds_version": "0.1",
  "kind": "base",
  "id": "crds:cve-2012-4792",
  "revision": 1,
  "title": "Internet Explorer — use-after-free in a download object",
  "summary": "A crafted site drives Internet Explorer 6 through 8 into using an object after it was freed, and the attacker's code runs. It was found in a watering-hole campaign in December 2012, and a public exploit module followed within weeks.",
  "source_type": "cve",
  "severity": "high",
  "cvss": {
    "score": 8.8,
    "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "version": "3.1"
  },
  "epss": 0.78823,
  "exploitation": {
    "known_exploited": true,
    "exploit_available": false,
    "attack_complexity": "low",
    "kev_added": "2024-07-23",
    "prerequisites": "The user must visit a site the attacker controls."
  },
  "remediation": {
    "patch_available": true
  },
  "mitre_attack": [
    "T1203"
  ],
  "kill_chain": "execution",
  "recommended_action": "Retire Internet Explorer. The fix shipped as MS13-008 in 2013 and the browser is long out of support; anything still requiring it belongs on an isolated host.",
  "confidence": "high",
  "provenance": [
    {
      "fields": [
        "cvss",
        "exploitation.attack_complexity",
        "exploitation.exploit_available",
        "references",
        "published_at"
      ],
      "source": "https://nvd.nist.gov/vuln/detail/CVE-2012-4792",
      "retrieved_at": "2026-09-24T12:52:19.575Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "exploitation.known_exploited",
        "exploitation.kev_added"
      ],
      "source": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "retrieved_at": "2026-09-24T12:52:19.575Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "epss"
      ],
      "source": "https://api.first.org/data/v1/epss?cve=CVE-2012-4792",
      "retrieved_at": "2026-09-24T12:52:19.575Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "title",
        "summary",
        "severity",
        "remediation",
        "mitre_attack",
        "kill_chain",
        "recommended_action",
        "confidence",
        "tags",
        "exploitation.prerequisites"
      ],
      "source": "https://nvd.nist.gov/vuln/detail/CVE-2012-4792",
      "retrieved_at": "2026-09-24T12:52:19.575Z",
      "confidence": "high",
      "extractor": "claude-code"
    }
  ],
  "references": [
    {
      "type": "cve",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2012-4792",
      "label": "NVD record"
    },
    {
      "type": "cisa",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "label": "CISA Known Exploited Vulnerabilities catalog"
    },
    {
      "type": "vendor_advisory",
      "url": "http://technet.microsoft.com/security/advisory/2794220"
    },
    {
      "type": "vendor_advisory",
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-008"
    },
    {
      "type": "writeup",
      "url": "http://eromang.zataz.com/2012/12/29/attack-and-ie-0day-informations-used-against-council-on-foreign-relations/"
    }
  ],
  "published_at": "2012-12-30T18:55:01.477Z",
  "issued_at": "2026-09-24T12:52:19.575Z",
  "tags": [
    "microsoft",
    "internet-explorer",
    "use-after-free",
    "watering-hole",
    "legacy",
    "kev"
  ]
}