{
  "schema_version": "1.7.0",
  "id": "USN-5151-2",
  "summary": "mailman vulnerabilities",
  "details": "USN-5151-1 fixed several vulnerabilities in Mailman. This update provides\nthe corresponding update for Ubuntu 20.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that Mailman incorrectly handled certain URL.\n An attacker could possibly use this issue to execute arbitrary code.\n (CVE-2021-43331)\n\n It was discovered that Mailman incorrectly handled certain inputs.\n An attacker could possibly use this issue to expose sensitive information.\n (CVE-2021-43332)\n",
  "aliases": [],
  "upstream": [
    "UBUNTU-CVE-2021-43331",
    "UBUNTU-CVE-2021-43332"
  ],
  "related": [],
  "published": "2021-11-25T12:32:04Z",
  "modified": "2026-02-10T04:42:23Z",
  "affected": [
    {
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "mailman",
        "purl": "pkg:deb/ubuntu/mailman@1:2.1.29-1ubuntu3.1+esm1?arch=source&distro=esm-apps/focal"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:2.1.29-1ubuntu3.1+esm1"
            }
          ]
        }
      ],
      "versions": [
        "1:2.1.29-1",
        "1:2.1.29-1build1",
        "1:2.1.29-1ubuntu3",
        "1:2.1.29-1ubuntu3.1"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "mailman",
            "binary_version": "1:2.1.29-1ubuntu3.1+esm1"
          }
        ],
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:Pro:20.04:LTS",
          "cves": [
            {
              "id": "CVE-2021-43331",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2021-43332",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            }
          ]
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5151-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-43331"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-43332"
    }
  ]
}