CVE-2024-27088 es5-ext Regular Expression Denial of Service in `function#copy` and `function#toStringTokens`

2024-02-2616:50:05

CWE-1333

CWE-400

GitHub_M

github.com

cve-2024-27088

es5-ext

regular expression denial of service

function#copy

function#tostringtokens

vulnerability

patched

v0.10.63

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:N

AI Score

6.6

Confidence

Low

SSVC

Exploitation

none

Automatable

Technical Impact

partial

JSON

es5-ext contains ECMAScript 5 extensions. Passing functions with very long names or complex default argument names into function#copy or function#toStringTokens may cause the script to stall. The vulnerability is patched in v0.10.63.

CNA Affected

[
  {
    "vendor": "medikoo",
    "product": "es5-ext",
    "versions": [
      {
        "status": "affected",
        "version": ">= 0.10.0, < 0.10.63"
      }
    ]
  }
]