Vulnerability-Lookup

CNVD-2020-35158

Vulnerability from cnvd - Published: 2020-06-30

Title

Cisco Webex Meetings和WebEx Meetings Server授权问题漏洞

Description

Cisco WebEx Meetings Server（CWMS）和Cisco Webex Meetings都是美国思科（Cisco）公司的产品。Cisco WebEx Meetings Server是WebEx会议方案中的一套包含音频、视频和Web会议的多功能会议解决方案。Cisco Webex Meetings是一套视频会议解决方案。 Cisco Webex Meetings和Cisco Webex Meetings Server中存在授权问题漏洞，该漏洞源于程序未能正确处理身份验证令牌，远程攻击者可借助特制请求利用该漏洞获取另一个用户权限。

Severity

高

Patch Name

Cisco Webex Meetings和WebEx Meetings Server授权问题漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-token-zPvEjKN

Reference

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-token-zPvEjKN

Impacted products

Name
['Cisco Webex Meetings <=sites releases WBS 39.5.25', 'Cisco Webex Meetings <=WBS 40.4.10', 'Cisco Webex Meetings release WBS 40.6.0', 'Cisco WebEx Meetings Server <=releases 4.0MR3']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-3361"
    }
  },
  "description": "Cisco WebEx Meetings Server\uff08CWMS\uff09\u548cCisco Webex Meetings\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002Cisco WebEx Meetings Server\u662fWebEx\u4f1a\u8bae\u65b9\u6848\u4e2d\u7684\u4e00\u5957\u5305\u542b\u97f3\u9891\u3001\u89c6\u9891\u548cWeb\u4f1a\u8bae\u7684\u591a\u529f\u80fd\u4f1a\u8bae\u89e3\u51b3\u65b9\u6848\u3002Cisco Webex Meetings\u662f\u4e00\u5957\u89c6\u9891\u4f1a\u8bae\u89e3\u51b3\u65b9\u6848\u3002\n\nCisco Webex Meetings\u548cCisco Webex Meetings Server\u4e2d\u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406\u8eab\u4efd\u9a8c\u8bc1\u4ee4\u724c\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u53e6\u4e00\u4e2a\u7528\u6237\u6743\u9650\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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-token-zPvEjKN",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-35158",
  "openTime": "2020-06-30",
  "patchDescription": "Cisco WebEx Meetings Server\uff08CWMS\uff09\u548cCisco Webex Meetings\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002Cisco WebEx Meetings Server\u662fWebEx\u4f1a\u8bae\u65b9\u6848\u4e2d\u7684\u4e00\u5957\u5305\u542b\u97f3\u9891\u3001\u89c6\u9891\u548cWeb\u4f1a\u8bae\u7684\u591a\u529f\u80fd\u4f1a\u8bae\u89e3\u51b3\u65b9\u6848\u3002Cisco Webex Meetings\u662f\u4e00\u5957\u89c6\u9891\u4f1a\u8bae\u89e3\u51b3\u65b9\u6848\u3002\r\n\r\nCisco Webex Meetings\u548cCisco Webex Meetings Server\u4e2d\u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406\u8eab\u4efd\u9a8c\u8bc1\u4ee4\u724c\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u53e6\u4e00\u4e2a\u7528\u6237\u6743\u9650\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": "Cisco Webex Meetings\u548cWebEx Meetings Server\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco Webex Meetings \u003c=sites releases WBS 39.5.25",
      "Cisco Webex Meetings \u003c=WBS 40.4.10",
      "Cisco Webex Meetings release WBS 40.6.0",
      "Cisco WebEx Meetings Server \u003c=releases 4.0MR3"
    ]
  },
  "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-token-zPvEjKN",
  "serverity": "\u9ad8",
  "submitTime": "2020-06-18",
  "title": "Cisco Webex Meetings\u548cWebEx Meetings Server\u6388\u6743\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2020-3361 (GCVE-0-2020-3361)

Vulnerability from cvelistv5 – Published: 2020-06-18 02:17 – Updated: 2024-11-15 17:01

Title

Cisco Webex Meetings and Cisco Webex Meetings Server Token Handling Unauthorized Access Vulnerability

Summary

A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to gain unauthorized access to a vulnerable Webex site. The vulnerability is due to improper handling of authentication tokens by a vulnerable Webex site. An attacker could exploit this vulnerability by sending crafted requests to a vulnerable Cisco Webex Meetings or Cisco Webex Meetings Server site. If successful, the attacker could gain the privileges of another user within the affected Webex site.

Severity

8.1 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-11-15 16:23 UTC

CWE

CWE-287

Assigner

cisco mitre root Scorecard

References

1 reference

URL	Tags
https://tools.cisco.com/security/center/content/C…	vendor-advisoryx_refsource_CISCO

Impacted products

1 product

Vendor	Product	Version
Cisco	Cisco WebEx Meetings Server	Affected: n/a

Date Public

2020-06-17 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T07:30:58.161Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "20200617 Cisco Webex Meetings and Cisco Webex Meetings Server Token Handling Unauthorized Access Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-token-zPvEjKN"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2020-3361",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-15T16:23:40.438604Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-15T17:01:06.237Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Cisco WebEx Meetings Server",
          "vendor": "Cisco",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2020-06-17T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to gain unauthorized access to a vulnerable Webex site. The vulnerability is due to improper handling of authentication tokens by a vulnerable Webex site. An attacker could exploit this vulnerability by sending crafted requests to a vulnerable Cisco Webex Meetings or Cisco Webex Meetings Server site. If successful, the attacker could gain the privileges of another user within the affected Webex site."
        }
      ],
      "exploits": [
        {
          "lang": "en",
          "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "CWE-287",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-06-18T02:17:08.000Z",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
        {
          "name": "20200617 Cisco Webex Meetings and Cisco Webex Meetings Server Token Handling Unauthorized Access Vulnerability",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-token-zPvEjKN"
        }
      ],
      "source": {
        "advisory": "cisco-sa-webex-token-zPvEjKN",
        "defect": [
          [
            "CSCvu41048",
            "CSCvu43189"
          ]
        ],
        "discovery": "INTERNAL"
      },
      "title": "Cisco Webex Meetings and Cisco Webex Meetings Server Token Handling Unauthorized Access Vulnerability",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@cisco.com",
          "DATE_PUBLIC": "2020-06-17T16:00:00",
          "ID": "CVE-2020-3361",
          "STATE": "PUBLIC",
          "TITLE": "Cisco Webex Meetings and Cisco Webex Meetings Server Token Handling Unauthorized Access Vulnerability"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Cisco WebEx Meetings Server",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Cisco"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to gain unauthorized access to a vulnerable Webex site. The vulnerability is due to improper handling of authentication tokens by a vulnerable Webex site. An attacker could exploit this vulnerability by sending crafted requests to a vulnerable Cisco Webex Meetings or Cisco Webex Meetings Server site. If successful, the attacker could gain the privileges of another user within the affected Webex site."
            }
          ]
        },
        "exploit": [
          {
            "lang": "en",
            "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
          }
        ],
        "impact": {
          "cvss": {
            "baseScore": "8.1",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-287"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "20200617 Cisco Webex Meetings and Cisco Webex Meetings Server Token Handling Unauthorized Access Vulnerability",
              "refsource": "CISCO",
              "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-token-zPvEjKN"
            }
          ]
        },
        "source": {
          "advisory": "cisco-sa-webex-token-zPvEjKN",
          "defect": [
            [
              "CSCvu41048",
              "CSCvu43189"
            ]
          ],
          "discovery": "INTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
    "assignerShortName": "cisco",
    "cveId": "CVE-2020-3361",
    "datePublished": "2020-06-18T02:17:08.325Z",
    "dateReserved": "2019-12-12T00:00:00.000Z",
    "dateUpdated": "2024-11-15T17:01:06.237Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.
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.

Action not permitted

CNVD-2020-35158

CVE-2020-3361 (GCVE-0-2020-3361)

Tags

Sightings

Nomenclature

Related by attack behaviour