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Medium

mailcow ipixel flood attack leads to Denial of Service in admin page

Type: advisorySources: OSV

mailcow is a dockerized email package, with multiple containers linked in one bridged network. The application is vulnerable to pixel flood attack, once the payload has been successfully uploaded in the logo the application goes slow and doesn't respond in the admin page. It is tested on the versions 2023-12a and prior and patched in version 2024-01.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2024-23824
Confirmed fixed CVEs
Not specified
Updated in this feed
8 Nov 2026, 00:56 UTC · Revision 1

Source evidence

mailcow ipixel flood attack leads to Denial of Service in admin page

core-osv · Original source

Published 2 Feb 2024, 15:18 UTC

mailcow is a dockerized email package, with multiple containers linked in one bridged network. The application is vulnerable to pixel flood attack, once the payload has been successfully uploaded in the logo the application goes slow and doesn't respond in the admin page. It is tested on the versions 2023-12a and prior and patched in version 2024-01.

osv:CVE-2024-23824
Complete source record
{
  "id": "a13416a6d375597263eccf25b7ee806fb038393affbcf1252fef4ac5f983b2a7",
  "url": "https://osv.dev/vulnerability/CVE-2024-23824",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "mailcow ipixel flood attack leads to Denial of Service in admin page",
    "summary": "mailcow is a dockerized email package, with multiple containers linked in one bridged network. The application is vulnerable to pixel flood attack, once the payload has been successfully uploaded in the logo the application goes slow and doesn't respond in the admin page. It is tested on the versions 2023-12a and prior and patched in version 2024-01.",
    "evidence": "osv:CVE-2024-23824",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2024-23824",
      "aliases": [
        "CVE-2024-23824",
        "GHSA-45rv-3c5p-w4h7"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mailcow/mailcow-dockerized",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "8ae762a8c80ce0d12659e918257fe5dbf78118d7"
                },
                {
                  "fixed": "7f6f7e0e9ff608618e5b144bcf18d279610aa3ed"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mailcow:mailcow\\:_dockerized:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2024-01"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "7f6f7e0e9ff608618e5b144bcf18d279610aa3ed"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2024-01d",
            "2024-01c",
            "2024-01b",
            "2024-01a",
            "2024-01",
            "2023-12a",
            "2023-12",
            "2023-11a",
            "2023-11",
            "2023-10a",
            "2023-10",
            "2023-09",
            "2023-08",
            "2023-07a",
            "2023-07",
            "2023-05a",
            "2023-05",
            "2023-04b",
            "2023-04a",
            "2023-04",
            "2023-03",
            "2023-02a",
            "2023-02",
            "2023-01a",
            "2023-01",
            "2022-12b",
            "2022-12a",
            "2022-12",
            "2022-11b",
            "2022-11a",
            "2022-11",
            "2022-10a",
            "2022-10",
            "2022-09a",
            "2022-09",
            "2022-08b",
            "2022-08a",
            "2022-08",
            "2022-07a",
            "2022-07",
            "2022-06b",
            "2022-06a",
            "2022-06",
            "2022-05d",
            "2022-05c",
            "2022-05b",
            "2022-05a",
            "2022-05",
            "2022-03a",
            "2022-03",
            "2022-01a",
            "2022-01"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-23824.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:52.438189868Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/23xxx/CVE-2024-23824.json",
        "https://github.com/mailcow/mailcow-dockerized/security/advisories/GHSA-45rv-3c5p-w4h7",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-23824",
        "https://github.com/mailcow/mailcow-dockerized/commit/7f6f7e0e9ff608618e5b144bcf18d279610aa3ed",
        "https://github.com/0xbunniee/MailCow-Pixel-Flood-Attack"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-400"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/23xxx/CVE-2024-23824.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-23824",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 521137,
  "published_at": "2024-02-02T15:18:55.3+00:00"
}