cnvd - cnvd-2021-47645

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

To clipboard

{
  "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

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

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T00:40:47.226Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "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": [
              "mailing-list",
              "x_refsource_FULLDISC",
              "x_transferred"
            ],
            "url": "http://seclists.org/fulldisclosure/2021/Jun/59"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/163320/Securepoint-SSL-VPN-Client-2.0.30-Local-Privilege-Escalation.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-06-30T16:06:11",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "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": [
            "mailing-list",
            "x_refsource_FULLDISC"
          ],
          "url": "http://seclists.org/fulldisclosure/2021/Jun/59"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://packetstormsecurity.com/files/163320/Securepoint-SSL-VPN-Client-2.0.30-Local-Privilege-Escalation.html"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-35523",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "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."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34",
              "refsource": "MISC",
              "url": "https://github.com/Securepoint/openvpn-client/security/advisories/GHSA-v8p8-4w8f-qh34"
            },
            {
              "name": "https://bogner.sh/2021/04/local-privilege-escalation-in-securepoint-ssl-vpn-client-2-0-30/",
              "refsource": "MISC",
              "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",
              "refsource": "FULLDISC",
              "url": "http://seclists.org/fulldisclosure/2021/Jun/59"
            },
            {
              "name": "http://packetstormsecurity.com/files/163320/Securepoint-SSL-VPN-Client-2.0.30-Local-Privilege-Escalation.html",
              "refsource": "MISC",
              "url": "http://packetstormsecurity.com/files/163320/Securepoint-SSL-VPN-Client-2.0.30-Local-Privilege-Escalation.html"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-35523",
    "datePublished": "2021-06-28T16:51:50",
    "dateReserved": "2021-06-28T00:00:00",
    "dateUpdated": "2024-08-04T00:40:47.226Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2021-47645

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

Tags

Sightings

Nomenclature