GSD-2021-1242

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
A vulnerability in Cisco Webex Teams could allow an unauthenticated, remote attacker to manipulate file names within the messaging interface. The vulnerability exists because the affected software mishandles character rendering. An attacker could exploit this vulnerability by sharing a file within the application interface. A successful exploit could allow the attacker to modify how the shared file name displays within the interface, which could allow the attacker to conduct phishing or spoofing attacks.
Aliases
Aliases
CVE-2021-1242
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{
  "GSD": {
    "alias": "CVE-2021-1242",
    "description": "A vulnerability in Cisco Webex Teams could allow an unauthenticated, remote attacker to manipulate file names within the messaging interface. The vulnerability exists because the affected software mishandles character rendering. An attacker could exploit this vulnerability by sharing a file within the application interface. A successful exploit could allow the attacker to modify how the shared file name displays within the interface, which could allow the attacker to conduct phishing or spoofing attacks.",
    "id": "GSD-2021-1242"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-1242"
      ],
      "details": "A vulnerability in Cisco Webex Teams could allow an unauthenticated, remote attacker to manipulate file names within the messaging interface. The vulnerability exists because the affected software mishandles character rendering. An attacker could exploit this vulnerability by sharing a file within the application interface. A successful exploit could allow the attacker to modify how the shared file name displays within the interface, which could allow the attacker to conduct phishing or spoofing attacks.",
      "id": "GSD-2021-1242",
      "modified": "2023-12-13T01:23:22.013659Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "psirt@cisco.com",
        "DATE_PUBLIC": "2021-01-13T16:00:00",
        "ID": "CVE-2021-1242",
        "STATE": "PUBLIC",
        "TITLE": "Cisco Webex Teams Shared File Manipulation Vulnerability"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Cisco Webex Teams ",
                    "version": {
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                        {
                          "version_value": "n/a"
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            "value": "A vulnerability in Cisco Webex Teams could allow an unauthenticated, remote attacker to manipulate file names within the messaging interface. The vulnerability exists because the affected software mishandles character rendering. An attacker could exploit this vulnerability by sharing a file within the application interface. A successful exploit could allow the attacker to modify how the shared file name displays within the interface, which could allow the attacker to conduct phishing or spoofing attacks."
          }
        ]
      },
      "exploit": [
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          "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. "
        }
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      "impact": {
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          "baseScore": "4.3",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N ",
          "version": "3.0"
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                "value": "CWE-450"
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          {
            "name": "20210113 Cisco Webex Teams Shared File Manipulation Vulnerability",
            "refsource": "CISCO",
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-teams-7ZMcXG99"
          }
        ]
      },
      "source": {
        "advisory": "cisco-sa-webex-teams-7ZMcXG99",
        "defect": [
          [
            "CSCvv74842"
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        ],
        "discovery": "INTERNAL"
      }
    },
    "nvd.nist.gov": {
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        "nodes": [
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            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:a:cisco:webex_teams:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "40.12.0.17293",
                "vulnerable": true
              }
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            "operator": "OR"
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      "cve": {
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          "ASSIGNER": "psirt@cisco.com",
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        "data_version": "4.0",
        "description": {
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          "reference_data": [
            {
              "name": "20210113 Cisco Webex Teams Shared File Manipulation Vulnerability",
              "refsource": "CISCO",
              "tags": [
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              "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-teams-7ZMcXG99"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
            "version": "2.0"
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          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
            "version": "3.1"
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          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2021-01-20T17:52Z",
      "publishedDate": "2021-01-13T22:15Z"
    }
  }
}


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