ubuntu-cve-2020-36968
Vulnerability from osv_ubuntu
Published
2026-01-28 18:16
Modified
2026-05-20 14:52
Summary
Details

M/Monit 3.7.4 contains an authentication vulnerability that allows authenticated attackers to retrieve user password hashes through an administrative API endpoint. Attackers can send requests to the /api/1/admin/users/list and /api/1/admin/users/get endpoints to extract MD5 password hashes for all users.

Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
7.1 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "monit",
            "binary_version": "1:5.6-2ubuntu0.1+esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "monit",
        "purl": "pkg:deb/ubuntu/monit@1:5.6-2ubuntu0.1+esm3?arch=source\u0026distro=esm-infra-legacy/trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:5.5.1-1",
        "1:5.6-1",
        "1:5.6-2",
        "1:5.6-2ubuntu0.1",
        "1:5.6-2ubuntu0.1+esm2",
        "1:5.6-2ubuntu0.1+esm3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "monit",
            "binary_version": "1:5.16-2ubuntu0.2+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "monit",
        "purl": "pkg:deb/ubuntu/monit@1:5.16-2ubuntu0.2+esm2?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:5.14-2",
        "1:5.15-1",
        "1:5.15-2",
        "1:5.15-3",
        "1:5.16-1",
        "1:5.16-2",
        "1:5.16-2ubuntu0.1",
        "1:5.16-2ubuntu0.2",
        "1:5.16-2ubuntu0.2+esm1",
        "1:5.16-2ubuntu0.2+esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "monit",
            "binary_version": "1:5.25.1-1ubuntu0.1~esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "monit",
        "purl": "pkg:deb/ubuntu/monit@1:5.25.1-1ubuntu0.1~esm2?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:5.23.0-2",
        "1:5.23.0-4",
        "1:5.25.1-1",
        "1:5.25.1-1build1",
        "1:5.25.1-1ubuntu0.1~esm1",
        "1:5.25.1-1ubuntu0.1~esm2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "monit",
            "binary_version": "1:5.26.0-4ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "monit",
        "purl": "pkg:deb/ubuntu/monit@1:5.26.0-4ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:5.26.0-1build1",
        "1:5.26.0-2",
        "1:5.26.0-3",
        "1:5.26.0-4",
        "1:5.26.0-4ubuntu0.1~esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "monit",
            "binary_version": "1:5.31.0-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:22.04:LTS",
        "name": "monit",
        "purl": "pkg:deb/ubuntu/monit@1:5.31.0-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:5.27.2-1",
        "1:5.29.0-5",
        "1:5.29.0-5build1",
        "1:5.30.0-1",
        "1:5.31.0-1",
        "1:5.31.0-1ubuntu0.1~esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "monit",
            "binary_version": "1:5.33.0-2build2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "monit",
        "purl": "pkg:deb/ubuntu/monit@1:5.33.0-2build2?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:5.33.0-1",
        "1:5.33.0-2",
        "1:5.33.0-2build1",
        "1:5.33.0-2build2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "monit",
            "binary_version": "1:5.35.2-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "monit",
        "purl": "pkg:deb/ubuntu/monit@1:5.35.2-1?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:5.34.3-1",
        "1:5.35.2-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "monit",
            "binary_version": "1:5.35.2-3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "monit",
        "purl": "pkg:deb/ubuntu/monit@1:5.35.2-3?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:5.35.2-1",
        "1:5.35.2-3"
      ]
    }
  ],
  "aliases": [],
  "details": "M/Monit 3.7.4 contains an authentication vulnerability that allows authenticated attackers to retrieve user password hashes through an administrative API endpoint. Attackers can send requests to the /api/1/admin/users/list and /api/1/admin/users/get endpoints to extract MD5 password hashes for all users.",
  "id": "UBUNTU-CVE-2020-36968",
  "modified": "2026-05-20T14:52:44Z",
  "published": "2026-01-28T18:16:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-36968"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-36968"
    },
    {
      "type": "REPORT",
      "url": "https://www.exploit-db.com/exploits/49081"
    },
    {
      "type": "REPORT",
      "url": "https://mmonit.com/"
    },
    {
      "type": "REPORT",
      "url": "https://www.vulncheck.com/advisories/mmonit-password-disclosure"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-36968"
  ]
}



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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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