CVE-2022-21222

2022-09-3005:15:08

CWE-1333

[email protected]

web.nvd.nist.gov

nvd

css-what

redos

vulnerability

regular expression denial of service

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

50.0%

JSON

The package css-what before 2.1.3 are vulnerable to Regular Expression Denial of Service (ReDoS) due to the usage of insecure regular expression in the re_attr variable of index.js. The exploitation of this vulnerability could be triggered via the parse function.

Affected configurations

NVD

Node

css-what_projectcss-whatRange<2.1.3node.js

CPENameOperatorVersion
css-what_project:css-whatcss-what project css-whatlt2.1.3

CPE	Name	Operator	Version
css-what_project:css-what	css-what project css-what	lt	2.1.3

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "css-what",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "2.1.3",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]