CVE-2022-38751 DoS in SnakeYAML

2022-09-0500:00:00

CWE-121

Google

www.cve.org

snakeyaml

denial of service

cve-2022-38751

yaml

parser

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

Confidence

High

EPSS

0.001

Percentile

46.9%

JSON

Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stackoverflow.

CNA Affected

[
  {
    "vendor": "snakeyaml",
    "product": "SnakeYAML",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "1.31",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]