Vulnerability-Lookup

CNVD-2021-50574

Vulnerability from cnvd - Published: 2021-07-14

Title

Vembu BDR Suite代码问题漏洞（CNVD-2021-50574）

Description

Vembu BDR Suite是一个虚拟机管理系统。 Vembu BDR Suite存在代码问题漏洞，攻击者可利用该漏洞通过指定文件名称和内容的GET请求写未经验证的文件。

Severity

高

Patch Name

Vembu BDR Suite代码问题漏洞（CNVD-2021-50574）的补丁

Patch Description

Vembu BDR Suite是一个虚拟机管理系统。 Vembu BDR Suite存在代码问题漏洞，攻击者可利用该漏洞通过指定文件名称和内容的GET请求写未经验证的文件。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

厂商已发布了漏洞修复程序,请及时关注更新： https://www.vembu.com/vembu-bdr-suite/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-26473

Impacted products

Name
Vembu BDR Suite Vembu BDR Suite <4.2.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-26473"
    }
  },
  "description": "Vembu BDR Suite\u662f\u4e00\u4e2a\u865a\u62df\u673a\u7ba1\u7406\u7cfb\u7edf\u3002\n\nVembu BDR Suite\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u6307\u5b9a\u6587\u4ef6\u540d\u79f0\u548c\u5185\u5bb9\u7684GET\u8bf7\u6c42\u5199\u672a\u7ecf\u9a8c\u8bc1\u7684\u6587\u4ef6\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f,\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.vembu.com/vembu-bdr-suite/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-50574",
  "openTime": "2021-07-14",
  "patchDescription": "Vembu BDR Suite\u662f\u4e00\u4e2a\u865a\u62df\u673a\u7ba1\u7406\u7cfb\u7edf\u3002\r\n\r\nVembu BDR Suite\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u6307\u5b9a\u6587\u4ef6\u540d\u79f0\u548c\u5185\u5bb9\u7684GET\u8bf7\u6c42\u5199\u672a\u7ecf\u9a8c\u8bc1\u7684\u6587\u4ef6\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": "Vembu BDR Suite\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-50574\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Vembu BDR Suite Vembu BDR Suite \u003c4.2.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-26473",
  "serverity": "\u9ad8",
  "submitTime": "2021-06-10",
  "title": "Vembu BDR Suite\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-50574\uff09"
}

CVE-2021-26473 (GCVE-0-2021-26473)

Vulnerability from cvelistv5 – Published: 2021-06-08 18:38 – Updated: 2024-09-16 22:31

Title

Unauthenticated arbitrary file upload and command execution in Vembu products

Summary

In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1 the http API located at /sgwebservice_o.php action logFilePath allows an attacker to write arbitrary files in the context of the web server process. These files can then be executed remotely by calling the file via the web server.

Severity

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
https://csirt.divd.nl/cases/DIVD-2020-00011/	x_refsource_CONFIRM
https://csirt.divd.nl/2021/05/11/Vembu-zero-days/	x_refsource_CONFIRM
https://www.wbsec.nl/vembu	x_refsource_CONFIRM
https://csirt.divd.nl/cves/CVE-2021-26473/	x_refsource_CONFIRM

Date Public

2021-07-07 00:00

Credits

Discovered by Wietse Boonstra Addional research by Frank Breedijk

Show details on NVD website

JSON

To clipboard

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            "url": "https://www.wbsec.nl/vembu"
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            "url": "https://csirt.divd.nl/cves/CVE-2021-26473/"
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        }
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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.

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.
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CNVD-2021-50574

CVE-2021-26473 (GCVE-0-2021-26473)

Tags

Sightings

Nomenclature

Related by attack behaviour