GSD-2023-35075

Vulnerability from gsd - Updated: 2023-12-13 01:20
Details
Mattermost fails to use  innerText / textContent when setting the channel name in the webapp during autocomplete, allowing an attacker to inject HTML to a victim's page by create a channel name that is valid HTML. No XSS is possible though. 
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2023-35075",
    "id": "GSD-2023-35075"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-35075"
      ],
      "details": "Mattermost fails to use\u00a0 innerText /\u00a0textContent\u00a0when setting the channel name in the webapp during autocomplete, allowing an attacker to inject HTML to a victim\u0027s page by create a channel name that is valid HTML. No XSS is possible though.\u00a0\n\n",
      "id": "GSD-2023-35075",
      "modified": "2023-12-13T01:20:46.623632Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2023-35075",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Mattermost",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "not down converted",
                          "x_cve_json_5_version_data": {
                            "defaultStatus": "unaffected",
                            "versions": [
                              {
                                "lessThanOrEqual": "8.1.3",
                                "status": "affected",
                                "version": "0",
                                "versionType": "semver"
                              },
                              {
                                "lessThanOrEqual": "7.8.12",
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                                "versionType": "semver"
                              },
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                                "version": "8.1.4"
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      "impact": {
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            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
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            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
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                "cweId": "CWE-74",
                "lang": "eng",
                "value": "CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component (\u0027Injection\u0027)"
              }
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      "references": {
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            "name": "https://mattermost.com/security-updates",
            "refsource": "MISC",
            "url": "https://mattermost.com/security-updates"
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      },
      "solution": [
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          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eUpdate Mattermost Server to versions 7.8.13, 8.1.4 or higher.\u003c/p\u003e"
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          ],
          "value": "Update Mattermost Server to versions 7.8.13, 8.1.4 or higher.\n\n"
        }
      ],
      "source": {
        "advisory": "MMSA-2023-00228",
        "defect": [
          "https://mattermost.atlassian.net/browse/MM-53371"
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      }
    },
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                "versionStartIncluding": "8.0.0",
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        "description": {
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              "lang": "en",
              "value": "Mattermost fails to use\u00a0 innerText /\u00a0textContent\u00a0when setting the channel name in the webapp during autocomplete, allowing an attacker to inject HTML to a victim\u0027s page by create a channel name that is valid HTML. No XSS is possible though.\u00a0\n\n"
            }
          ]
        },
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      "impact": {
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
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            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
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            "userInteraction": "REQUIRED",
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          "impactScore": 2.7
        }
      },
      "lastModifiedDate": "2023-11-30T21:40Z",
      "publishedDate": "2023-11-27T10:15Z"
    }
  }
}



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