GSD-2018-5143

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
URLs using "javascript:" have the protocol removed when pasted into the addressbar to protect users from cross-site scripting (XSS) attacks, but if a tab character is embedded in the "javascript:" URL the protocol is not removed and the script will execute. This could allow users to be socially engineered to run an XSS attack against themselves. This vulnerability affects Firefox < 59.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2018-5143",
    "description": "URLs using \"javascript:\" have the protocol removed when pasted into the addressbar to protect users from cross-site scripting (XSS) attacks, but if a tab character is embedded in the \"javascript:\" URL the protocol is not removed and the script will execute. This could allow users to be socially engineered to run an XSS attack against themselves. This vulnerability affects Firefox \u003c 59.",
    "id": "GSD-2018-5143",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-5143.html",
      "https://ubuntu.com/security/CVE-2018-5143"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
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      "details": "URLs using \"javascript:\" have the protocol removed when pasted into the addressbar to protect users from cross-site scripting (XSS) attacks, but if a tab character is embedded in the \"javascript:\" URL the protocol is not removed and the script will execute. This could allow users to be socially engineered to run an XSS attack against themselves. This vulnerability affects Firefox \u003c 59.",
      "id": "GSD-2018-5143",
      "modified": "2023-12-13T01:22:39.777895Z",
      "schema_version": "1.4.0"
    }
  },
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          }
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      },
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      "impact": {
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            "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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          "severity": "MEDIUM",
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            "availabilityImpact": "NONE",
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.0"
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          "exploitabilityScore": 2.8,
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        }
      },
      "lastModifiedDate": "2018-08-02T19:28Z",
      "publishedDate": "2018-06-11T21:29Z"
    }
  }
}



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