usn-5151-1
Vulnerability from osv_ubuntu
Published
2021-11-18 13:55
Modified
2026-06-25 10:46
Summary
mailman vulnerabilities
Details

It was discovered that Mailman incorrectly handled certain URL. An attacker could possibly use this issue to execute arbitrary code. (CVE-2021-43331)

It was discovered that Mailman incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. (CVE-2021-43332)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2021-43331",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2021-43332",
              "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": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "mailman",
            "binary_version": "1:2.1.20-1ubuntu0.6+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "mailman",
        "purl": "pkg:deb/ubuntu/mailman@1:2.1.20-1ubuntu0.6+esm2?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:2.1.20-1ubuntu0.6+esm2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:2.1.20-1",
        "1:2.1.20-1ubuntu0.1",
        "1:2.1.20-1ubuntu0.3",
        "1:2.1.20-1ubuntu0.4",
        "1:2.1.20-1ubuntu0.5",
        "1:2.1.20-1ubuntu0.6",
        "1:2.1.20-1ubuntu0.6+esm1"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2021-43331",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2021-43332",
              "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": "low",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:18.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "mailman",
            "binary_version": "1:2.1.26-1ubuntu0.5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "mailman",
        "purl": "pkg:deb/ubuntu/mailman@1:2.1.26-1ubuntu0.5?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:2.1.26-1ubuntu0.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:2.1.23-1",
        "1:2.1.24-1",
        "1:2.1.25-1",
        "1:2.1.26-1",
        "1:2.1.26-1ubuntu0.1",
        "1:2.1.26-1ubuntu0.2",
        "1:2.1.26-1ubuntu0.3",
        "1:2.1.26-1ubuntu0.4"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that Mailman incorrectly handled certain URL.\nAn attacker could possibly use this issue to execute arbitrary code.\n(CVE-2021-43331)\n\nIt was discovered that Mailman incorrectly handled certain inputs.\nAn attacker could possibly use this issue to expose sensitive information.\n(CVE-2021-43332)\n",
  "id": "USN-5151-1",
  "modified": "2026-06-25T10:46:02Z",
  "published": "2021-11-18T13:55:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5151-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-43331"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-43332"
    },
    {
      "type": "REPORT",
      "url": "https://launchpad.net/bugs/1949401"
    },
    {
      "type": "REPORT",
      "url": "https://launchpad.net/mailman/+bug/1949403"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "mailman vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2021-43331",
    "UBUNTU-CVE-2021-43332"
  ]
}



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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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