ubuntu-cve-2018-20004
Vulnerability from osv_ubuntu
Published
2018-12-10 06:29
Modified
2026-04-22 07:38
Summary
Details

An issue has been found in Mini-XML (aka mxml) 2.12. It is a stack-based buffer overflow in mxml_write_node in mxml-file.c via vectors involving a double-precision floating point number and the '' substring, as demonstrated by testmxml.

Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libmxml1",
            "binary_version": "2.9-0ubuntu2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "mxml",
        "purl": "pkg:deb/ubuntu/mxml@2.9-0ubuntu2?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.7-1",
        "2.9-0ubuntu1",
        "2.9-0ubuntu2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libmxml-bin",
            "binary_version": "2.10-1"
          },
          {
            "binary_name": "libmxml1",
            "binary_version": "2.10-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "mxml",
        "purl": "pkg:deb/ubuntu/mxml@2.10-1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.10-1"
      ]
    }
  ],
  "aliases": [],
  "details": "An issue has been found in Mini-XML (aka mxml) 2.12. It is a stack-based buffer overflow in mxml_write_node in mxml-file.c via vectors involving a double-precision floating point number and the \u0027\u003corder type=\"real\"\u003e\u0027 substring, as demonstrated by testmxml.",
  "id": "UBUNTU-CVE-2018-20004",
  "modified": "2026-04-22T07:38:46Z",
  "published": "2018-12-10T06:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-20004"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/michaelrsweet/mxml/issues/233"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/fouzhe/security/tree/master/mxml#stack-buffer-overflow-in-function-mxml_write_node"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2018-20004"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2018-20004"
  ]
}



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