{
  "crds_version": "0.1",
  "kind": "base",
  "id": "crds:cve-2012-1456",
  "revision": 1,
  "title": "Antivirus Engines — Archive Parsing Differential",
  "summary": "Many antivirus engines read a crafted archive differently from the tools that later unpack it, which lets an attacker hide a malicious file where the scanner does not look.",
  "source_type": "cve",
  "severity": "medium",
  "epss": 0.99934,
  "exploitation": {
    "known_exploited": false,
    "exploit_available": false,
    "attack_complexity": "low",
    "prerequisites": "An archive the target will scan and then extract"
  },
  "remediation": {
    "patch_available": true
  },
  "mitre_attack": [
    "T1027"
  ],
  "kill_chain": "defense_evasion",
  "recommended_action": "Update the scanning engines, and unpack archives with the same library twice rather than trusting a single pass.",
  "confidence": "medium",
  "provenance": [
    {
      "fields": [
        "exploitation.attack_complexity",
        "exploitation.exploit_available",
        "references",
        "published_at"
      ],
      "source": "https://nvd.nist.gov/vuln/detail/CVE-2012-1456",
      "retrieved_at": "2026-08-07T16:55:20.077Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "epss"
      ],
      "source": "https://api.first.org/data/v1/epss?cve=CVE-2012-1456",
      "retrieved_at": "2026-08-07T16:55:20.077Z",
      "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-2012-1456",
      "retrieved_at": "2026-08-07T16:55:20.077Z",
      "confidence": "high",
      "extractor": "claude-code"
    }
  ],
  "references": [
    {
      "type": "cve",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2012-1456",
      "label": "NVD record"
    }
  ],
  "published_at": "2012-03-21T10:11:49.240Z",
  "issued_at": "2026-08-07T16:55:20.077Z",
  "tags": [
    "antivirus",
    "archive",
    "evasion"
  ]
}