GHSA-JGJ7-CGHF-2WQ9

Vulnerability from github – Published: 2022-05-14 01:29 – Updated: 2022-05-14 01:29
VLAI
Details

In WordPress before 4.9.9 and 5.x before 5.0.1, contributors could conduct PHP object injection attacks via crafted metadata in a wp.getMediaItem XMLRPC call. This is caused by mishandling of serialized data at phar:// URLs in the wp_get_attachment_thumb_file function in wp-includes/post.php.

Severity
9.8 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2018-20148"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-502"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2018-12-14T20:29:00Z",
    "severity": "CRITICAL"
  },
  "details": "In WordPress before 4.9.9 and 5.x before 5.0.1, contributors could conduct PHP object injection attacks via crafted metadata in a wp.getMediaItem XMLRPC call. This is caused by mishandling of serialized data at phar:// URLs in the wp_get_attachment_thumb_file function in wp-includes/post.php.",
  "id": "GHSA-jgj7-cghf-2wq9",
  "modified": "2022-05-14T01:29:39Z",
  "published": "2022-05-14T01:29:39Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-20148"
    },
    {
      "type": "WEB",
      "url": "https://blog.secarma.co.uk/labs/near-phar-dangerous-unserialization-wherever-you-are"
    },
    {
      "type": "WEB",
      "url": "https://codex.wordpress.org/Version_4.9.9"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/02/msg00019.html"
    },
    {
      "type": "WEB",
      "url": "https://wordpress.org/news/2018/12/wordpress-5-0-1-security-release"
    },
    {
      "type": "WEB",
      "url": "https://wordpress.org/support/wordpress-version/version-5-0-1"
    },
    {
      "type": "WEB",
      "url": "https://wpvulndb.com/vulnerabilities/9171"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2019/dsa-4401"
    },
    {
      "type": "WEB",
      "url": "https://www.zdnet.com/article/wordpress-plugs-bug-that-led-to-google-indexing-some-user-passwords"
    },
    {
      "type": "WEB",
      "url": "https://www.zdnet.com/article/wordpress-vulnerability-affects-a-third-of-most-popular-websites-online"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/106220"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.