Vulnerability-Lookup

CNVD-2020-50561

Vulnerability from cnvd - Published: 2020-09-07

Title

Cisco Webex Meetings Desktop App路径遍历漏洞

Description

Cisco Webex Meetings Desktop App和Cisco Webex Meetings都是美国思科（Cisco）公司的产品。Cisco Webex Meetings Desktop App是一款使用在桌面环境上的视频会议控制应用程序。Cisco Webex Meetings是一套视频会议解决方案。基于Windows平台的Cisco Webex Meetings Desktop App 40.8之前版本中存在路径遍历漏洞，该漏洞源于程序未能正确验证URL参数。远程攻击者可通过诱使用户点击恶意URL利用该漏洞覆盖终端用户系统上的任意文件。

Severity

中

Patch Name

Cisco Webex Meetings Desktop App路径遍历漏洞的补丁

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-desktop-app-OVSfpVMj

Reference

https://nvd.nist.gov/vuln/detail/CVE-2020-3440

Impacted products

Name
Cisco Cisco Webex Meetings Desktop App for Windows <40.8

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-3440",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-3440"
    }
  },
  "description": "Cisco Webex Meetings Desktop App\u548cCisco Webex Meetings\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002Cisco Webex Meetings Desktop App\u662f\u4e00\u6b3e\u4f7f\u7528\u5728\u684c\u9762\u73af\u5883\u4e0a\u7684\u89c6\u9891\u4f1a\u8bae\u63a7\u5236\u5e94\u7528\u7a0b\u5e8f\u3002Cisco Webex Meetings\u662f\u4e00\u5957\u89c6\u9891\u4f1a\u8bae\u89e3\u51b3\u65b9\u6848\u3002\n\n\u57fa\u4e8eWindows\u5e73\u53f0\u7684Cisco Webex Meetings Desktop App 40.8\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1URL\u53c2\u6570\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bf1\u4f7f\u7528\u6237\u70b9\u51fb\u6076\u610fURL\u5229\u7528\u8be5\u6f0f\u6d1e\u8986\u76d6\u7ec8\u7aef\u7528\u6237\u7cfb\u7edf\u4e0a\u7684\u4efb\u610f\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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-desktop-app-OVSfpVMj",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-50561",
  "openTime": "2020-09-07",
  "patchDescription": "Cisco Webex Meetings Desktop App\u548cCisco Webex Meetings\u90fd\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002Cisco Webex Meetings Desktop App\u662f\u4e00\u6b3e\u4f7f\u7528\u5728\u684c\u9762\u73af\u5883\u4e0a\u7684\u89c6\u9891\u4f1a\u8bae\u63a7\u5236\u5e94\u7528\u7a0b\u5e8f\u3002Cisco Webex Meetings\u662f\u4e00\u5957\u89c6\u9891\u4f1a\u8bae\u89e3\u51b3\u65b9\u6848\u3002\r\n\r\n\u57fa\u4e8eWindows\u5e73\u53f0\u7684Cisco Webex Meetings Desktop App 40.8\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1URL\u53c2\u6570\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u8bf1\u4f7f\u7528\u6237\u70b9\u51fb\u6076\u610fURL\u5229\u7528\u8be5\u6f0f\u6d1e\u8986\u76d6\u7ec8\u7aef\u7528\u6237\u7cfb\u7edf\u4e0a\u7684\u4efb\u610f\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": "Cisco Webex Meetings Desktop App\u8def\u5f84\u904d\u5386\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco Cisco Webex Meetings Desktop App for Windows \u003c40.8"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-3440",
  "serverity": "\u4e2d",
  "submitTime": "2020-08-20",
  "title": "Cisco Webex Meetings Desktop App\u8def\u5f84\u904d\u5386\u6f0f\u6d1e"
}

CVE-2020-3440 (GCVE-0-2020-3440)

Vulnerability from cvelistv5 – Published: 2020-08-26 16:16 – Updated: 2024-11-13 18:11

Title

Cisco Webex Meetings Desktop App for Windows Arbitrary File Overwrite Vulnerability

Summary

A vulnerability in Cisco Webex Meetings Desktop App for Windows could allow an unauthenticated, remote attacker to overwrite arbitrary files on an end-user system. The vulnerability is due to improper validation of URL parameters that are sent from a website to the affected application. An attacker could exploit this vulnerability by persuading a user to follow a URL to a website that is designed to submit crafted input to the affected application. A successful exploit could allow the attacker to overwrite arbitrary files on the affected system, possibly corrupting or deleting critical system files.

Severity ?

6.5 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CWE

CWE-22

Assigner

cisco

References

URL

Tags

https://tools.cisco.com/security/center/content/C…

vendor-advisoryx_refsource_CISCO

Impacted products

	Vendor	Product	Version
	Cisco	Cisco Webex Meetings	Affected: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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        "providerMetadata": {
          "dateUpdated": "2024-08-04T07:37:54.386Z",
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          "shortName": "CVE"
        },
        "references": [
          {
            "name": "20200819 Cisco Webex Meetings Desktop App for Windows Arbitrary File Overwrite Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-desktop-app-OVSfpVMj"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2020-3440",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-13T17:24:23.463495Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-13T18:11:22.481Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Cisco Webex Meetings",
          "vendor": "Cisco",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2020-08-19T00:00:00",
      "descriptions": [
        {
          "lang": "en",
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        }
      ],
      "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_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
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      ],
      "providerMetadata": {
        "dateUpdated": "2020-08-26T16:16:29",
        "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "shortName": "cisco"
      },
      "references": [
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          "tags": [
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          ],
          "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-desktop-app-OVSfpVMj"
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      ],
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        "defect": [
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      },
      "title": "Cisco Webex Meetings Desktop App for Windows Arbitrary File Overwrite Vulnerability",
      "x_legacyV4Record": {
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        },
        "affects": {
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        },
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          "defect": [
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}

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-2020-50561

CVE-2020-3440 (GCVE-0-2020-3440)

Tags

Sightings

Nomenclature