{
  "schema_version": "1.4.0",
  "id": "GHSA-jmxf-5qxj-85w9",
  "modified": "2022-05-24T17:43:24Z",
  "published": "2022-05-24T17:43:24Z",
  "aliases": [
    "CVE-2021-25829"
  ],
  "details": "An improper binary stream data handling issue was found in the [core] module of ONLYOFFICE DocumentServer v4.0.0-9-v5.6.3. Using this bug, an attacker is able to produce a denial of service attack that can eventually shut down the target server.",
  "severity": [],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-25829"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ONLYOFFICE/DocumentServer"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ONLYOFFICE/core"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ONLYOFFICE/core/blob/c1e4a2ce33bdcfab29d670f5fdb10fc63cf5fd6a/ASCOfficePPTXFile/PPTXFormat/Comments.h#L299"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ONLYOFFICE/core/blob/c1e4a2ce33bdcfab29d670f5fdb10fc63cf5fd6a/ASCOfficePPTXFile/PPTXFormat/Core.h#L161"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ONLYOFFICE/core/blob/c1e4a2ce33bdcfab29d670f5fdb10fc63cf5fd6a/ASCOfficePPTXFile/PPTXFormat/NotesMaster.h#L148"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ONLYOFFICE/core/blob/c1e4a2ce33bdcfab29d670f5fdb10fc63cf5fd6a/ASCOfficePPTXFile/PPTXFormat/NotesSlide.h#L141"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ONLYOFFICE/core/blob/c1e4a2ce33bdcfab29d670f5fdb10fc63cf5fd6a/ASCOfficePPTXFile/PPTXFormat/Presentation.h#L277"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ONLYOFFICE/core/blob/c1e4a2ce33bdcfab29d670f5fdb10fc63cf5fd6a/ASCOfficePPTXFile/PPTXFormat/Theme.h#L277"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ONLYOFFICE/core/blob/v5.6.4.10/ASCOfficePPTXFile/Editor/BinaryFileReaderWriter.cpp#L1722"
    },
    {
      "type": "WEB",
      "url": "https://github.com/merrychap/poc_exploits/tree/master/ONLYOFFICE/CVE-2021-25829"
    }
  ],
  "database_specific": {
    "cwe_ids": [],
    "severity": "HIGH",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-03-01T16:15:00Z"
  }
}