ghsa-7mhc-prgv-r3q4
Vulnerability from github
Published
2022-01-16 00:00
Modified
2022-06-22 18:19
Severity ?
Summary
Access of Resource Using Incompatible Type in Hermes
Details

By passing invalid javascript code where await and yield were called upon non-async and non-generator getter/setter functions, Hermes would invoke generator functions and error out on invalid await/yield positions. This could result in segmentation fault as a consequence of type confusion error, with a low chance of RCE. This issue affects Hermes versions prior to v0.10.0.

Show details on source website


{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 0.9.0"
      },
      "package": {
        "ecosystem": "npm",
        "name": "hermes-engine"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.10.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-24044"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-843"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-06-22T18:19:44Z",
    "nvd_published_at": "2022-01-15T01:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "By passing invalid javascript code where await and yield were called upon non-async and non-generator getter/setter functions, Hermes would invoke generator functions and error out on invalid await/yield positions. This could result in segmentation fault as a consequence of type confusion error, with a low chance of RCE. This issue affects Hermes versions prior to v0.10.0.",
  "id": "GHSA-7mhc-prgv-r3q4",
  "modified": "2022-06-22T18:19:44Z",
  "published": "2022-01-16T00:00:45Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-24044"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/facebook/hermes"
    },
    {
      "type": "WEB",
      "url": "https://www.facebook.com/security/advisories/cve-2021-24044"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Access of Resource Using Incompatible Type in Hermes"
}


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