Vulnerability-Lookup

CNVD-2020-25811

Vulnerability from cnvd - Published: 2020-04-30

Title

Ascensio System ONLYOFFICE Document Server输入验证错误漏洞

Description

Ascensio System ONLYOFFICE Document Server是拉脱维亚Ascensio System公司的一套在线办公协作套件。该产品支持文本、电子表格和演示文稿的查看和编辑等。 Ascensio System ONLYOFFICE Document Server 5.5.0版本中存在输入验证错误漏洞。攻击者可借助特制的恶意.docx文件利用该漏洞在用户服务器上重写二进制文件并执行代码。

Severity

高

Patch Name

Ascensio System ONLYOFFICE Document Server输入验证错误漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#551

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-11536

Impacted products

Name
Ascensio System ONLYOFFICE Document Server 5.5.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-11536"
    }
  },
  "description": "Ascensio System ONLYOFFICE Document Server\u662f\u62c9\u8131\u7ef4\u4e9aAscensio System\u516c\u53f8\u7684\u4e00\u5957\u5728\u7ebf\u529e\u516c\u534f\u4f5c\u5957\u4ef6\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u6587\u672c\u3001\u7535\u5b50\u8868\u683c\u548c\u6f14\u793a\u6587\u7a3f\u7684\u67e5\u770b\u548c\u7f16\u8f91\u7b49\u3002\n\nAscensio System ONLYOFFICE Document Server 5.5.0\u7248\u672c\u4e2d\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u6076\u610f.docx\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u7528\u6237\u670d\u52a1\u5668\u4e0a\u91cd\u5199\u4e8c\u8fdb\u5236\u6587\u4ef6\u5e76\u6267\u884c\u4ee3\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#551",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-25811",
  "openTime": "2020-04-30",
  "patchDescription": "Ascensio System ONLYOFFICE Document Server\u662f\u62c9\u8131\u7ef4\u4e9aAscensio System\u516c\u53f8\u7684\u4e00\u5957\u5728\u7ebf\u529e\u516c\u534f\u4f5c\u5957\u4ef6\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u6587\u672c\u3001\u7535\u5b50\u8868\u683c\u548c\u6f14\u793a\u6587\u7a3f\u7684\u67e5\u770b\u548c\u7f16\u8f91\u7b49\u3002\r\n\r\nAscensio System ONLYOFFICE Document Server 5.5.0\u7248\u672c\u4e2d\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u6076\u610f.docx\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u7528\u6237\u670d\u52a1\u5668\u4e0a\u91cd\u5199\u4e8c\u8fdb\u5236\u6587\u4ef6\u5e76\u6267\u884c\u4ee3\u7801\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Ascensio System ONLYOFFICE Document Server\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Ascensio System ONLYOFFICE Document Server 5.5.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-11536",
  "serverity": "\u9ad8",
  "submitTime": "2020-04-16",
  "title": "Ascensio System ONLYOFFICE Document Server\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2020-11536 (GCVE-0-2020-11536)

Vulnerability from cvelistv5 – Published: 2020-04-15 14:56 – Updated: 2024-08-04 11:35

Summary

An issue was discovered in ONLYOFFICE Document Server 5.5.0. An attacker can craft a malicious .docx file, and exploit the unzip function to rewrite a binary and remotely execute code on a victim's server.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

2 references

URL	Tags
https://github.com/ONLYOFFICE/DocumentServer/blob…	x_refsource_MISC
https://gist.github.com/andrewaeva/beb92d3d2f1c56…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
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          "dateUpdated": "2024-08-04T11:35:13.019Z",
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        },
        "references": [
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            "tags": [
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              "x_transferred"
            ],
            "url": "https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#551"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://gist.github.com/andrewaeva/beb92d3d2f1c5672dbda5050e323f6a0"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "vendor": "n/a",
          "versions": [
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          "value": "An issue was discovered in ONLYOFFICE Document Server 5.5.0. An attacker can craft a malicious .docx file, and exploit the unzip function to rewrite a binary and remotely execute code on a victim\u0027s server."
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              "type": "text"
            }
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        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
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          ],
          "url": "https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md#551"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://gist.github.com/andrewaeva/beb92d3d2f1c5672dbda5050e323f6a0"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-11536",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
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                "product": {
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                      "product_name": "n/a",
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        "data_version": "4.0",
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "dateReserved": "2020-04-04T00:00:00.000Z",
    "dateUpdated": "2024-08-04T11:35:13.019Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Action not permitted

CNVD-2020-25811

CVE-2020-11536 (GCVE-0-2020-11536)

Tags

Sightings

Nomenclature

Related by attack behaviour