CVE-2023-26302 markdown-it-py CLI crash on invalid UTF-8 characters

2023-02-2222:02:35

CWE-173

canonical

www.cve.org

denial of service

markdown-it-py

cli

utf-8 characters

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

5.6

Confidence

High

EPSS

Percentile

13.3%

JSON

Denial of service could be caused to the command line interface of markdown-it-py, before v2.2.0, if an attacker was allowed to use invalid UTF-8 characters as input.

CNA Affected

[
  {
    "collectionURL": "https://github.com/executablebooks/markdown-it-py/releases",
    "defaultStatus": "unaffected",
    "packageName": "markdown-it-py",
    "platforms": [
      "Linux",
      "MacOS",
      "Windows"
    ],
    "product": "markdown-it-py",
    "repo": "https://github.com/executablebooks/markdown-it-py",
    "vendor": "Executable Books",
    "versions": [
      {
        "changes": [
          {
            "at": "commit 53ca3e9",
            "status": "unaffected"
          }
        ],
        "lessThan": "v2.2.0",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]