Vulnerability-Lookup

CNVD-2020-04848

Vulnerability from cnvd - Published: 2020-02-11

Title

Microsoft Office Online Server欺骗漏洞

Description

Microsoft Office Online Server是一套基于Web的办公软件套件。 Microsoft Office Online Server中存在欺骗漏洞，该漏洞源于Office Online未能正确验证跨源通信中的来源。攻击者可通过发送特制的请求利用该漏洞未授权读取内容，以用户身份执行操作。

Severity

中

Patch Name

Microsoft Office Online Server欺骗漏洞的补丁

Patch Description

Microsoft Office Online Server是一套基于Web的办公软件套件。 Microsoft Office Online Server中存在欺骗漏洞，该漏洞源于Office Online未能正确验证跨源通信中的来源。攻击者可通过发送特制的请求利用该漏洞未授权读取内容，以用户身份执行操作。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

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://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0647

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-0647

Impacted products

Name
Microsoft Office Online Server

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-0647"
    }
  },
  "description": "Microsoft Office Online Server\u662f\u4e00\u5957\u57fa\u4e8eWeb\u7684\u529e\u516c\u8f6f\u4ef6\u5957\u4ef6\u3002\n\nMicrosoft Office Online Server\u4e2d\u5b58\u5728\u6b3a\u9a97\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eOffice Online\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u8de8\u6e90\u901a\u4fe1\u4e2d\u7684\u6765\u6e90\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u672a\u6388\u6743\u8bfb\u53d6\u5185\u5bb9\uff0c\u4ee5\u7528\u6237\u8eab\u4efd\u6267\u884c\u64cd\u4f5c\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://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0647",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-04848",
  "openTime": "2020-02-11",
  "patchDescription": "Microsoft Office Online Server\u662f\u4e00\u5957\u57fa\u4e8eWeb\u7684\u529e\u516c\u8f6f\u4ef6\u5957\u4ef6\u3002\r\n\r\nMicrosoft Office Online Server\u4e2d\u5b58\u5728\u6b3a\u9a97\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eOffice Online\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u8de8\u6e90\u901a\u4fe1\u4e2d\u7684\u6765\u6e90\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u672a\u6388\u6743\u8bfb\u53d6\u5185\u5bb9\uff0c\u4ee5\u7528\u6237\u8eab\u4efd\u6267\u884c\u64cd\u4f5c\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": "Microsoft Office Online Server\u6b3a\u9a97\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Microsoft Office Online Server"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-0647",
  "serverity": "\u4e2d",
  "submitTime": "2020-01-22",
  "title": "Microsoft Office Online Server\u6b3a\u9a97\u6f0f\u6d1e"
}

CVE-2020-0647 (GCVE-0-2020-0647)

Vulnerability from cvelistv5 – Published: 2020-01-14 23:11 – Updated: 2024-08-04 06:11

Summary

A spoofing vulnerability exists when Office Online does not validate origin in cross-origin communications correctly, aka 'Microsoft Office Online Spoofing Vulnerability'.

Severity

No CVSS data available.

CWE

Spoofing

Assigner

microsoft mitre root

References

1 reference

URL	Tags
https://portal.msrc.microsoft.com/en-US/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Microsoft	Office Online Server	Affected: unspecified

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2024-08-04T06:11:04.782Z",
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              "x_transferred"
            ],
            "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0647"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Office Online Server",
          "vendor": "Microsoft",
          "versions": [
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              "version": "unspecified"
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        }
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              "description": "Spoofing",
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              "type": "text"
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        "dateUpdated": "2020-01-14T23:11:39.000Z",
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      },
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          "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0647"
        }
      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "secure@microsoft.com",
          "ID": "CVE-2020-0647",
          "STATE": "PUBLIC"
        },
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                      "product_name": "Office Online Server",
                      "version": {
                        "version_data": [
                          {
                            "version_value": ""
                          }
                        ]
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            }
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  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
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    "state": "PUBLISHED"
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}

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.

Detection rules are retrieved from Rulezet.

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.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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CNVD-2020-04848

CVE-2020-0647 (GCVE-0-2020-0647)

Tags

Sightings

Nomenclature

Related by attack behaviour