{
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        "ecosystem": "PyPI",
        "name": "pyopenssl"
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          "events": [
            {
              "introduced": "0"
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  "aliases": [
    "CVE-2018-1000807"
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  "database_specific": {
    "cwe_ids": [
      "CWE-416"
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    "github_reviewed": true,
    "github_reviewed_at": "2020-06-16T21:47:43Z",
    "nvd_published_at": "2018-10-08T15:29:00Z",
    "severity": "HIGH"
  },
  "details": "It was discovered that pyOpenSSL incorrectly handled memory when handling X509 objects. A remote attacker could use this issue to cause pyOpenSSL to crash, resulting in a denial of service, or possibly execute arbitrary code. This attack appears to be exploitable via Depends on the calling application and if it retains a reference to the memory. This vulnerability appears to have been fixed in 17.5.0.",
  "id": "GHSA-p28m-34f6-967q",
  "modified": "2024-10-15T16:03:16Z",
  "published": "2018-10-10T16:10:38Z",
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    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-1000807"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pyca/pyopenssl/pull/723"
    },
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      "url": "https://github.com/pyca/pyopenssl/commit/e73818600065821d588af475b024f4eb518c3509"
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    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:0085"
    },
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      "type": "PACKAGE",
      "url": "https://github.com/pyca/pyopenssl"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/pyopenssl/PYSEC-2018-23.yaml"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3813-1"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00014.html"
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  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "PyOpenSSL Use-After-Free vulnerability"
}

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