nvd-json-data-feeds/CVE-2021/CVE-2021-228xx/CVE-2021-22886.json

{
  "id": "CVE-2021-22886",
  "sourceIdentifier": "support@hackerone.com",
  "published": "2021-03-26T19:15:11.913",
  "lastModified": "2021-03-30T20:26:41.133",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Rocket.Chat before 3.11, 3.10.5, 3.9.7, 3.8.8 is vulnerable to persistent cross-site scripting (XSS) using nested markdown tags allowing a remote attacker to inject arbitrary JavaScript in a message. This flaw leads to arbitrary file read and RCE on Rocket.Chat desktop app."
    },
    {
      "lang": "es",
      "value": "Rocket.Chat versiones anteriores a 3.11, 3.10.5, 3.9.7, 3.8.8, es vulnerable a ataques de tipo cross-site scripting (XSS) persistente que usan etiquetas markdown anidadas que permiten a un atacante remoto inyectar JavaScript arbitrario en un mensaje. Este fallo conlleva a una lectura de archivos arbitraria y una RCE en la aplicaci\u00f3n de escritorio Rocket.Chat."
    }
  ],
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        "type": "Primary",
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          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE",
          "baseScore": 6.1,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 2.7
      }
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          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.3
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
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      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    },
    {
      "source": "support@hackerone.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
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  "references": [
    {
      "url": "https://docs.rocket.chat/guides/security/security-updates",
      "source": "support@hackerone.com",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://github.com/RocketChat/Rocket.Chat/pull/20430",
      "source": "support@hackerone.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
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      "source": "support@hackerone.com",
      "tags": [
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}