ubuntu-cve-2019-20433
Vulnerability from osv_ubuntu
Published
2020-01-27 15:15
Modified
2026-04-22 07:39
Summary
Details

libaspell.a in GNU Aspell before 0.60.8 has a buffer over-read for a string ending with a single '\0' byte, if the encoding is set to ucs-2 or ucs-4 outside of the application, as demonstrated by the ASPELL_CONF environment variable.

Severity
9.1 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
N/A (UNKNOWN)
low
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "aspell",
            "binary_version": "0.60.7~20110707-1ubuntu1+esm2"
          },
          {
            "binary_name": "libaspell15",
            "binary_version": "0.60.7~20110707-1ubuntu1+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "aspell",
        "purl": "pkg:deb/ubuntu/aspell@0.60.7~20110707-1ubuntu1+esm2?arch=source\u0026distro=esm-infra-legacy/trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.60.7~20110707-1build1",
        "0.60.7~20110707-1ubuntu1",
        "0.60.7~20110707-1ubuntu1+esm1",
        "0.60.7~20110707-1ubuntu1+esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "aspell",
            "binary_version": "0.60.7~20110707-3ubuntu0.1+esm1"
          },
          {
            "binary_name": "libaspell15",
            "binary_version": "0.60.7~20110707-3ubuntu0.1+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "aspell",
        "purl": "pkg:deb/ubuntu/aspell@0.60.7~20110707-3ubuntu0.1+esm1?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.60.7~20110707-3",
        "0.60.7~20110707-3build1",
        "0.60.7~20110707-3ubuntu0.1",
        "0.60.7~20110707-3ubuntu0.1+esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "aspell",
            "binary_version": "0.60.7~20110707-4ubuntu0.2"
          },
          {
            "binary_name": "libaspell15",
            "binary_version": "0.60.7~20110707-4ubuntu0.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "aspell",
        "purl": "pkg:deb/ubuntu/aspell@0.60.7~20110707-4ubuntu0.2?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.60.7~20110707-4",
        "0.60.7~20110707-4ubuntu0.1",
        "0.60.7~20110707-4ubuntu0.2"
      ]
    }
  ],
  "aliases": [],
  "details": "libaspell.a in GNU Aspell before 0.60.8 has a buffer over-read for a string ending with a single \u0027\\0\u0027 byte, if the encoding is set to ucs-2 or ucs-4 outside of the application, as demonstrated by the ASPELL_CONF environment variable.",
  "id": "UBUNTU-CVE-2019-20433",
  "modified": "2026-04-22T07:39:14Z",
  "published": "2020-01-27T15:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-20433"
    },
    {
      "type": "REPORT",
      "url": "http://aspell.net/buffer-overread-ucs.txt"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2019-20433"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2019-20433"
  ]
}



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