CVE-2023-47163

Published Nov 13, 2023

Last updated 5 months ago

Overview

Description: Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service (DoS) condition.
Source: vultures@jpcert.or.jp
NVD status: Modified

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.5
Impact score: 3.6
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-674

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:remarshal_project:remarshal:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "A664F861-2169-4499-94F0-F80C46FCD477",
            "versionEndExcluding": "0.17.1"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References