CVE-2024-26142 Rails possible ReDoS vulnerability in Accept header parsing in Action Dispatch

2024-02-2715:25:44

CWE-1333

GitHub_M

github.com

rails

redos

accept header parsing

action dispatch

vulnerability

patched

ruby 3.2

mitigations

unaffected

CVSS3

7.5

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

AI Score

7.1

Confidence

High

SSVC

Exploitation

poc

Automatable

Technical Impact

partial

JSON

Rails is a web-application framework. Starting in version 7.1.0, there is a possible ReDoS vulnerability in the Accept header parsing routines of Action Dispatch. This vulnerability is patched in 7.1.3.1. Ruby 3.2 has mitigations for this problem, so Rails applications using Ruby 3.2 or newer are unaffected.

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:rails:rails:*:*:*:*:*:*:*:*"
    ],
    "vendor": "rails",
    "product": "rails",
    "versions": [
      {
        "status": "affected",
        "version": "7.1.0",
        "versionType": "custom",
        "lessThanOrEqual": "7.1.3.1"
      }
    ],
    "defaultStatus": "unknown"
  }
]