Vulnerability-Lookup

CNVD-2021-50159

Vulnerability from cnvd - Published: 2021-07-13

Title

Kaseya VSA代码注入漏洞

Description

Kaseya VSA是美国Kaseya公司的托管服务提供商 (MSP) 常用来管理客户网络的RMM（远程监控和管理）软件。 Kaseya VSA存在代码注入漏洞，目前没有详细的漏洞细节提供。

Severity

中

Patch Name

Kaseya VSA代码注入漏洞的补丁

Patch Description

Kaseya VSA是美国Kaseya公司的托管服务提供商 (MSP) 常用来管理客户网络的RMM（远程监控和管理）软件。 Kaseya VSA存在代码注入漏洞，目前没有详细的漏洞细节提供。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://csirt.divd.nl/2021/07/07/Kaseya-Limited-Disclosure/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-30121

Impacted products

Name
Kaseya VSA <9.5.6

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-30121"
    }
  },
  "description": "Kaseya VSA\u662f\u7f8e\u56fdKaseya\u516c\u53f8\u7684\u6258\u7ba1\u670d\u52a1\u63d0\u4f9b\u5546 (MSP) \u5e38\u7528\u6765\u7ba1\u7406\u5ba2\u6237\u7f51\u7edc\u7684RMM\uff08\u8fdc\u7a0b\u76d1\u63a7\u548c\u7ba1\u7406\uff09\u8f6f\u4ef6\u3002\n\nKaseya VSA\u5b58\u5728\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\uff0c\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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://csirt.divd.nl/2021/07/07/Kaseya-Limited-Disclosure/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-50159",
  "openTime": "2021-07-13",
  "patchDescription": "Kaseya VSA\u662f\u7f8e\u56fdKaseya\u516c\u53f8\u7684\u6258\u7ba1\u670d\u52a1\u63d0\u4f9b\u5546 (MSP) \u5e38\u7528\u6765\u7ba1\u7406\u5ba2\u6237\u7f51\u7edc\u7684RMM\uff08\u8fdc\u7a0b\u76d1\u63a7\u548c\u7ba1\u7406\uff09\u8f6f\u4ef6\u3002\r\n\r\nKaseya VSA\u5b58\u5728\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\uff0c\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Kaseya VSA\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Kaseya VSA \u003c9.5.6"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-30121",
  "serverity": "\u4e2d",
  "submitTime": "2021-07-13",
  "title": "Kaseya VSA\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-30121 (GCVE-0-2021-30121)

Vulnerability from cvelistv5 – Published: 2021-07-09 13:24 – Updated: 2024-08-03 22:24

Title

(Semi-)Authenticated local file inclusion in Kaseya VSA < v9.5.6

Summary

Semi-authenticated local file inclusion The contents of arbitrary files can be returned by the webserver Example request: `https://x.x.x.x/KLC/js/Kaseya.SB.JS/js.aspx?path=C:\Kaseya\WebPages\dl.asp` A valid sessionId is required but can be easily obtained via CVE-2021-30118

Severity

6.5 (Medium)


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

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://csirt.divd.nl/2021/07/07/Kaseya-Limited-D…	x_refsource_CONFIRM
https://csirt.divd.nl/DIVD-2021-00011	x_refsource_CONFIRM
https://csirt.divd.nl/CVE-2021-30121	x_refsource_CONFIRM

Credits

Discovered by Wietse Boonstra of DIVD Additional research by Frank Breedijk of DIVD

Show details on NVD website

JSON

To clipboard

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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.