ubuntu-cve-2020-23884
Vulnerability from osv_ubuntu
Published
2021-11-10 22:15
Modified
2026-05-20 14:52
Summary
Details

A buffer overflow in Nomacs v3.15.0 allows attackers to cause a denial of service (DoS) via a crafted MNG file.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nomacs",
            "binary_version": "3.0.0+dfsg-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "nomacs",
        "purl": "pkg:deb/ubuntu/nomacs@3.0.0+dfsg-1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.0.0+dfsg-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nomacs",
            "binary_version": "3.8.0+dfsg-4"
          },
          {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.8.0+dfsg-4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "nomacs",
        "purl": "pkg:deb/ubuntu/nomacs@3.8.0+dfsg-4?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.4.1+dfsg-11",
        "3.4.1+dfsg-11build1",
        "3.6.1+dfsg-4",
        "3.8.0+dfsg-1",
        "3.8.0+dfsg-4"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nomacs",
            "binary_version": "3.12.0+dfsg-3"
          },
          {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.12.0+dfsg-3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "nomacs",
        "purl": "pkg:deb/ubuntu/nomacs@3.12.0+dfsg-3?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.12.0+dfsg-2",
        "3.12.0+dfsg-2build1",
        "3.12.0+dfsg-3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nomacs",
            "binary_version": "3.12.0+dfsg-3build3"
          },
          {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.12.0+dfsg-3build3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "nomacs",
        "purl": "pkg:deb/ubuntu/nomacs@3.12.0+dfsg-3build3?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.12.0+dfsg-3build2",
        "3.12.0+dfsg-3build3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nomacs",
            "binary_version": "3.17.2282+dfsg-2build2"
          },
          {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.17.2282+dfsg-2build2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "nomacs",
        "purl": "pkg:deb/ubuntu/nomacs@3.17.2282+dfsg-2build2?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.17.2206+dfsg-2build2",
        "3.17.2282+dfsg-2",
        "3.17.2282+dfsg-2build1",
        "3.17.2282+dfsg-2build2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nomacs",
            "binary_version": "3.21.0+dfsg-2"
          },
          {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.21.0+dfsg-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "nomacs",
        "purl": "pkg:deb/ubuntu/nomacs@3.21.0+dfsg-2?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.19.1+dfsg-1build1",
        "3.21.0+dfsg-2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "nomacs",
            "binary_version": "3.21.1+dfsg-1"
          },
          {
            "binary_name": "nomacs-l10n",
            "binary_version": "3.21.1+dfsg-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "nomacs",
        "purl": "pkg:deb/ubuntu/nomacs@3.21.1+dfsg-1?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.21.0+dfsg-2",
        "3.21.1+dfsg-1"
      ]
    }
  ],
  "aliases": [],
  "details": "A buffer overflow in Nomacs v3.15.0 allows attackers to cause a denial of service (DoS) via a crafted MNG file.",
  "id": "UBUNTU-CVE-2020-23884",
  "modified": "2026-05-20T14:52:21Z",
  "published": "2021-11-10T22:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-23884"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/nomacs/nomacs/issues/516"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/Aurorainfinity/vulnerabilities/blob/master/nomacs/readme.md"
    },
    {
      "type": "REPORT",
      "url": "https://nomacs.org/"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-23884"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-23884"
  ]
}



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