CVE-2023-25933

Published May 18, 2023

Last updated a year ago

CVSS critical 9.8

Overview

Description: A type confusion bug in TypedArray prior to commit e6ed9c1a4b02dc219de1648f44cd808a56171b81 could have been used by a malicious attacker to execute arbitrary code via untrusted JavaScript. Note that this is only exploitable in cases where Hermes is used to execute untrusted JavaScript. Hence, most React Native applications are not affected.
Source: cve-assign@fb.com
NVD status: Modified

Risk scores

CVSS 3.1

Type: Primary
Base score: 9.8
Impact score: 5.9
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL

Weaknesses

nvd@nist.gov: CWE-843

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:facebook:hermes:-:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "AA8E037E-6A33-4EA0-A5C1-55F29A30F900"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References