GHSA-76QM-4F93-FG6F

Vulnerability from github – Published: 2021-12-09 19:30 – Updated: 2022-09-21 22:30
VLAI?
Summary
Improper Input Validation in xdLocalStorage
Details

An issue was discovered in xdLocalStorage through 2.0.5. The receiveMessage() function in xdLocalStorage.js does not implement any validation of the origin of web messages. Remote attackers who can entice a user to load a malicious site can exploit this issue to impact the confidentiality and integrity of data in the local storage of the vulnerable site via malicious web messages.

Severity ?
7.1 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "xdlocalstorage"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "2.0.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2015-9545"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-05-25T16:14:14Z",
    "nvd_published_at": "2020-04-07T18:15:00Z",
    "severity": "HIGH"
  },
  "details": "An issue was discovered in xdLocalStorage through 2.0.5. The receiveMessage() function in xdLocalStorage.js does not implement any validation of the origin of web messages. Remote attackers who can entice a user to load a malicious site can exploit this issue to impact the confidentiality and integrity of data in the local storage of the vulnerable site via malicious web messages.",
  "id": "GHSA-76qm-4f93-fg6f",
  "modified": "2022-09-21T22:30:52Z",
  "published": "2021-12-09T19:30:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2015-9545"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ofirdagan/cross-domain-local-storage/issues/17"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ofirdagan/cross-domain-local-storage/pull/19"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ofirdagan/cross-domain-local-storage"
    },
    {
      "type": "WEB",
      "url": "https://grimhacker.com/exploiting-xdlocalstorage-localstorage-and-postmessage/#Missing-Origin-Client"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Improper Input Validation in xdLocalStorage"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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