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[email protected]CVE-2022-21670

HistoryJan 10, 2022 - 9:15 p.m.

CVE-2022-21670

2022-01-1021:15:07

CWE-400

CWE-1333

[email protected]

web.nvd.nist.gov

markdown-it

markdown parser

cve-2022-21670

security patch

upgrade

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

37.9%

JSON

markdown-it is a Markdown parser. Prior to version 1.3.2, special patterns with length greater than 50 thousand characterss could slow down the parser significantly. Users should upgrade to version 12.3.2 to receive a patch. There are no known workarounds aside from upgrading.

Affected configurations

Vulners

NVD

Node

markdown-itmarkdown_itRange<12.3.2

CPENameOperatorVersion
markdown-it_project:markdown-itmarkdown-it project markdown-itle12.3.1

CPE	Name	Operator	Version
markdown-it_project:markdown-it	markdown-it project markdown-it	le	12.3.1

CNA Affected

[
  {
    "product": "markdown-it",
    "vendor": "markdown-it",
    "versions": [
      {
        "status": "affected",
        "version": "< 12.3.2"
      }
    ]
  }
]