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GSD-2018-12395

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
By rewriting the Host: request headers using the webRequest API, a WebExtension can bypass domain restrictions through domain fronting. This would allow access to domains that share a host that are otherwise restricted. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
Aliases
Aliases

{
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    "alias": "CVE-2018-12395",
    "description": "By rewriting the Host: request headers using the webRequest API, a WebExtension can bypass domain restrictions through domain fronting. This would allow access to domains that share a host that are otherwise restricted. This vulnerability affects Firefox ESR \u003c 60.3 and Firefox \u003c 63.",
    "id": "GSD-2018-12395",
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      "https://access.redhat.com/errata/RHSA-2018:3006",
      "https://access.redhat.com/errata/RHSA-2018:3005",
      "https://ubuntu.com/security/CVE-2018-12395",
      "https://advisories.mageia.org/CVE-2018-12395.html",
      "https://security.archlinux.org/CVE-2018-12395",
      "https://linux.oracle.com/cve/CVE-2018-12395.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
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        "CVE-2018-12395"
      ],
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      "id": "GSD-2018-12395",
      "modified": "2023-12-13T01:22:30.142729Z",
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    }
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        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.0,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2019-10-03T00:03Z",
      "publishedDate": "2019-02-28T18:29Z"
    }
  }
}



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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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