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[email protected]CVE-2019-5420

HistoryMar 27, 2019 - 2:29 p.m.

CVE-2019-5420

2019-03-2714:29:01

CWE-77

CWE-330

[email protected]

web.nvd.nist.gov

245

remote code execution

rails

development mode

cve-2019-5420

security vulnerability

nvd

escalation risk

exploit

rails internals

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.5 High

AI Score

Confidence

High

0.966 High

EPSS

Percentile

99.6%

JSON

A remote code execution vulnerability in development mode Rails <5.2.2.1, <6.0.0.beta3 can allow an attacker to guess the automatically generated development mode secret token. This secret token can be used in combination with other Rails internals to escalate to a remote code execution exploit.

Affected configurations

NVD

Node

rubyonrailsrailsRange<5.2.2.1

rubyonrailsrailsMatch6.0.0beta1

rubyonrailsrailsMatch6.0.0beta2

Node

debiandebian_linuxMatch8.0

fedoraprojectfedoraMatch30

CPENameOperatorVersion
rubyonrails:railsrubyonrails railslt5.2.2.1
rubyonrails:railsrubyonrails railseq6.0.0

CPE	Name	Operator	Version
rubyonrails:rails	rubyonrails rails	lt	5.2.2.1
rubyonrails:rails	rubyonrails rails	eq	6.0.0

CNA Affected

[
  {
    "product": "https://github.com/rails/rails",
    "vendor": "Rails",
    "versions": [
      {
        "status": "affected",
        "version": "5.2.2.1"
      },
      {
        "status": "affected",
        "version": "6.0.0.beta3"
      }
    ]
  }
]