CVE-2019-5420

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Source
https://cve.org/CVERecord?id=CVE-2019-5420
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-5420.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2019-5420
Aliases
Downstream
Related
Published
2019-03-27T14:29:01.720Z
Modified
2026-04-02T02:07:53.112398Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / github.com/rails/rails

Affected ranges

Type
GIT
Repo
https://github.com/rails/rails
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
e69ff43060c1194d2a3bd9b8d9e23f3ae26b84b5
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
5a0230c67f852fb21173f99647e76336897446c1
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
5e6e505083c2b0caf85b2f86c6be3ff3d8750857
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
dd8f7185faeca6ee968a6e9367f6d8601a83b8db
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "5.2.2.1"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "6.0.0-beta1"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "6.0.0-beta2"
        },
        {
            "introduced": "0"
        },
        {
            "last_affected": "8.0"
        }
    ]
}

Affected versions

v0.*
v0.10.0
v0.10.1
v0.11.0
v0.11.1
v0.12.0
v0.13.0
v0.13.1
v0.14.1
v0.14.2
v0.14.3
v0.14.4
v0.9.1
v0.9.2
v0.9.3
v0.9.4
v0.9.4.1
v0.9.5
v1.*
v1.0.0
v1.1.0
v1.1.0_RC1
v1.1.1
v1.1.2
v1.1.3
v1.1.4
v1.1.5
v1.1.6
v1.2.0
v1.2.0_RC1
v1.2.0_RC2
v1.2.1
v1.2.2
v1.2.3
v1.2.4
v1.2.5
v1.2.6
v2.*
v2.0.0
v2.0.0_PR
v2.0.0_RC1
v2.0.0_RC2
v2.0.1
v2.0.2
v2.0.3
v2.0.4
v2.0.5
v2.1.0
v2.1.0_RC1
v2.1.1
v2.1.2
v2.2.0
v2.2.1
v2.2.2
v2.2.3
v2.3.0
v2.3.1
v2.3.10
v2.3.11
v2.3.12
v2.3.13
v2.3.14
v2.3.15
v2.3.16
v2.3.17
v2.3.18
v2.3.2
v2.3.2.1
v2.3.3
v2.3.3.1
v2.3.4
v2.3.5
v2.3.6
v2.3.7
v2.3.8
v2.3.9
v2.3.9.pre
v3.*
v3.0.0
v3.0.0.beta.2
v3.0.0.beta.3
v3.0.0.beta1
v3.0.0.beta2
v3.0.0.beta3
v3.0.0.beta4
v3.0.0_RC
v3.0.0_RC2
v3.0.1
v3.0.10
v3.0.10.rc1
v3.0.11
v3.0.12
v3.0.12.rc1
v3.0.13
v3.0.13.rc1
v3.0.14
v3.0.15
v3.0.16
v3.0.17
v3.0.18
v3.0.19
v3.0.2
v3.0.20
v3.0.3
v3.0.4
v3.0.4.rc1
v3.0.5
v3.0.5.rc1
v3.0.6
v3.0.6.rc1
v3.0.6.rc2
v3.0.7
v3.0.7.rc1
v3.0.7.rc2
v3.0.8
v3.0.8.rc1
v3.0.8.rc2
v3.0.8.rc3
v3.0.8.rc4
v3.0.9
v3.0.9.rc1
v3.0.9.rc2
v3.0.9.rc3
v3.0.9.rc4
v3.0.9.rc5
v3.1.0
v3.1.0.beta1
v3.1.0.rc1
v3.1.0.rc2
v3.1.0.rc3
v3.1.0.rc4
v3.1.0.rc5
v3.1.0.rc6
v3.1.0.rc7
v3.1.0.rc8
v3.1.1
v3.1.1.rc1
v3.1.1.rc2
v3.1.1.rc3
v3.1.10
v3.1.11
v3.1.12
v3.1.2
v3.1.2.rc1
v3.1.2.rc2
v3.1.3
v3.1.4
v3.1.4.rc1
v3.1.5
v3.1.5.rc1
v3.1.6
v3.1.7
v3.1.8
v3.1.9
v3.2.0
v3.2.0.rc1
v3.2.0.rc2
v3.2.1
v3.2.10
v3.2.11
v3.2.12
v3.2.13
v3.2.13.rc1
v3.2.13.rc2
v3.2.14
v3.2.14.rc1
v3.2.14.rc2
v3.2.15
v3.2.15.rc1
v3.2.15.rc2
v3.2.15.rc3
v3.2.16
v3.2.17
v3.2.18
v3.2.19
v3.2.2
v3.2.2.rc1
v3.2.20
v3.2.21
v3.2.22
v3.2.22.1
v3.2.22.2
v3.2.22.3
v3.2.22.4
v3.2.22.5
v3.2.3
v3.2.3.rc1
v3.2.3.rc2
v3.2.4
v3.2.4.rc1
v3.2.5
v3.2.6
v3.2.7
v3.2.7.rc1
v3.2.8
v3.2.8.rc1
v3.2.8.rc2
v3.2.9
v3.2.9.rc1
v3.2.9.rc2
v3.2.9.rc3
v4.*
v4.0.0
v4.0.0.beta1
v4.0.0.rc1
v4.0.0.rc2
v4.0.1
v4.0.1.rc1
v4.0.1.rc2
v4.0.1.rc3
v4.0.1.rc4
v4.0.10
v4.0.10.rc1
v4.0.10.rc2
v4.0.11
v4.0.11.1
v4.0.12
v4.0.13
v4.0.13.rc1
v4.0.2
v4.0.3
v4.0.4
v4.0.4.rc1
v4.0.5
v4.0.6
v4.0.6.rc1
v4.0.6.rc2
v4.0.6.rc3
v4.0.7
v4.0.8
v4.0.9
v4.1.0
v4.1.0.beta1
v4.1.0.beta2
v4.1.0.rc1
v4.1.0.rc2
v4.1.1
v4.1.10
v4.1.10.rc1
v4.1.10.rc2
v4.1.10.rc3
v4.1.10.rc4
v4.1.11
v4.1.12
v4.1.12.rc1
v4.1.13
v4.1.13.rc1
v4.1.14
v4.1.14.1
v4.1.14.2
v4.1.14.rc1
v4.1.14.rc2
v4.1.15
v4.1.15.rc1
v4.1.16
v4.1.16.rc1
v4.1.2
v4.1.2.rc1
v4.1.2.rc2
v4.1.2.rc3
v4.1.3
v4.1.4
v4.1.5
v4.1.6
v4.1.6.rc1
v4.1.6.rc2
v4.1.7
v4.1.7.1
v4.1.8
v4.1.9
v4.1.9.rc1
v4.2.0
v4.2.0.beta1
v4.2.0.beta2
v4.2.0.beta3
v4.2.0.beta4
v4.2.0.rc1
v4.2.0.rc2
v4.2.0.rc3
v4.2.1
v4.2.1.rc1
v4.2.1.rc2
v4.2.1.rc3
v4.2.1.rc4
v4.2.10
v4.2.10.rc1
v4.2.11
v4.2.11.1
v4.2.11.2
v4.2.11.3
v4.2.2
v4.2.3
v4.2.3.rc1
v4.2.4
v4.2.4.rc1
v4.2.5
v4.2.5.1
v4.2.5.2
v4.2.5.rc1
v4.2.5.rc2
v4.2.6
v4.2.6.rc1
v4.2.7
v4.2.7.1
v4.2.7.rc1
v4.2.8
v4.2.8.rc1
v4.2.9
v4.2.9.rc1
v4.2.9.rc2
v5.*
v5.0.0
v5.0.0.1
v5.0.0.beta1
v5.0.0.beta1.1
v5.0.0.beta2
v5.0.0.beta3
v5.0.0.beta4
v5.0.0.rc1
v5.0.0.rc2
v5.0.1
v5.0.1.rc1
v5.0.1.rc2
v5.0.2
v5.0.2.rc1
v5.0.3
v5.0.4
v5.0.4.rc1
v5.0.5
v5.0.5.rc1
v5.0.5.rc2
v5.0.6
v5.0.6.rc1
v5.0.7
v5.0.7.1
v5.0.7.2
v5.1.0
v5.1.0.beta1
v5.1.0.rc1
v5.1.0.rc2
v5.1.1
v5.1.2
v5.1.2.rc1
v5.1.3
v5.1.3.rc1
v5.1.3.rc2
v5.1.3.rc3
v5.1.4
v5.1.4.rc1
v5.1.5
v5.1.5.rc1
v5.1.6
v5.1.6.1
v5.1.6.2
v5.1.7
v5.1.7.rc1
v5.2.0
v5.2.0.beta1
v5.2.0.beta2
v5.2.0.rc1
v5.2.0.rc2
v5.2.1
v5.2.1.1
v5.2.1.rc1
v5.2.2
v5.2.2.rc1
v6.*
v6.0.0.beta1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-5420.json"
unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "30"
            }
        ]
    }
]