Vulnerability-Lookup

CNVD-2021-47645

Vulnerability from cnvd - Published: 2021-07-06

Title

Securepoint SSL VPN Client访问控制错误漏洞

Description

Securepoint SSL VPN Client是开源的一个SSL VPN 客户端，适用于 Windows。 Securepoint SSL VPN Client v2 中存在访问控制错误漏洞，该漏洞源于未对软件的配置功能做安全处理。攻击者可通过将本地权限升级到NT AUTHORITYSYSTEM，从而允许本地非特权用户可以修改“\%APPDATA\%Securepoint SSL VPN 下的OpenVPN配置，并添加一个以特权用户身份执行的外部脚本文件。

Severity

高

Patch Name

Securepoint SSL VPN Client访问控制错误漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34

Reference

https://github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34

Impacted products

Name
Securepoint Securepoint SSL VPN Client <2.0.32

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-35523",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-35523"
    }
  },
  "description": "Securepoint SSL VPN Client\u662f\u5f00\u6e90\u7684\u4e00\u4e2aSSL VPN \u5ba2\u6237\u7aef\uff0c\u9002\u7528\u4e8e Windows\u3002\n\nSecurepoint SSL VPN Client v2 \u4e2d\u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u672a\u5bf9\u8f6f\u4ef6\u7684\u914d\u7f6e\u529f\u80fd\u505a\u5b89\u5168\u5904\u7406\u3002 \u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5c06\u672c\u5730\u6743\u9650\u5347\u7ea7\u5230NT AUTHORITYSYSTEM\uff0c\u4ece\u800c\u5141\u8bb8\u672c\u5730\u975e\u7279\u6743\u7528\u6237\u53ef\u4ee5\u4fee\u6539\u201c\\%APPDATA\\%Securepoint SSL VPN \u4e0b\u7684OpenVPN\u914d\u7f6e\uff0c\u5e76\u6dfb\u52a0\u4e00\u4e2a\u4ee5\u7279\u6743\u7528\u6237\u8eab\u4efd\u6267\u884c\u7684\u5916\u90e8\u811a\u672c\u6587\u4ef6\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-47645",
  "openTime": "2021-07-06",
  "patchDescription": "Securepoint SSL VPN Client\u662f\u5f00\u6e90\u7684\u4e00\u4e2aSSL VPN \u5ba2\u6237\u7aef\uff0c\u9002\u7528\u4e8e Windows\u3002\r\n\r\nSecurepoint SSL VPN Client v2 \u4e2d\u5b58\u5728\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u672a\u5bf9\u8f6f\u4ef6\u7684\u914d\u7f6e\u529f\u80fd\u505a\u5b89\u5168\u5904\u7406\u3002 \u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5c06\u672c\u5730\u6743\u9650\u5347\u7ea7\u5230NT AUTHORITYSYSTEM\uff0c\u4ece\u800c\u5141\u8bb8\u672c\u5730\u975e\u7279\u6743\u7528\u6237\u53ef\u4ee5\u4fee\u6539\u201c\\%APPDATA\\%Securepoint SSL VPN \u4e0b\u7684OpenVPN\u914d\u7f6e\uff0c\u5e76\u6dfb\u52a0\u4e00\u4e2a\u4ee5\u7279\u6743\u7528\u6237\u8eab\u4efd\u6267\u884c\u7684\u5916\u90e8\u811a\u672c\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": "Securepoint SSL VPN Client\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Securepoint Securepoint SSL VPN Client \u003c2.0.32"
  },
  "referenceLink": "https://github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34",
  "serverity": "\u9ad8",
  "submitTime": "2021-06-29",
  "title": "Securepoint SSL VPN Client\u8bbf\u95ee\u63a7\u5236\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2021-35523 (GCVE-0-2021-35523)

Vulnerability from cvelistv5 – Published: 2021-06-28 16:51 – Updated: 2024-08-04 00:40

Summary

Securepoint SSL VPN Client v2 before 2.0.32 on Windows has unsafe configuration handling that enables local privilege escalation to NT AUTHORITY\SYSTEM. A non-privileged local user can modify the OpenVPN configuration stored under "%APPDATA%\Securepoint SSL VPN" and add a external script file that is executed as privileged user.

Severity

No CVSS data available.

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 28/100 over 2339 records in the last 180 days details

References

4 references

URL	Tags
https://github.com/Securepoint/openvpn-client/sec…	x_refsource_MISC
https://bogner.sh/2021/04/local-privilege-escalat…	x_refsource_MISC
http://seclists.org/fulldisclosure/2021/Jun/59	mailing-listx_refsource_FULLDISC
http://packetstormsecurity.com/files/163320/Secur…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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            "url": "https://github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34"
          },
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://bogner.sh/2021/04/local-privilege-escalation-in-securepoint-ssl-vpn-client-2-0-30/"
          },
          {
            "name": "20210629 CVE-2021-35523: Local Privilege Escalation in Securepoint SSL VPN Client 2.0.30",
            "tags": [
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            "url": "http://packetstormsecurity.com/files/163320/Securepoint-SSL-VPN-Client-2.0.30-Local-Privilege-Escalation.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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      "providerMetadata": {
        "dateUpdated": "2021-06-30T16:06:11.000Z",
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          "url": "http://seclists.org/fulldisclosure/2021/Jun/59"
        },
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          "url": "http://packetstormsecurity.com/files/163320/Securepoint-SSL-VPN-Client-2.0.30-Local-Privilege-Escalation.html"
        }
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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.

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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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