CVE-2019-5420
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
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.
Overview
- CVE ID
- CVE-2019-5420
- Assigner
- support@hackerone.com
- Vulnerability Status
- Analyzed
- Published Version
- 2019-03-27T14:29:01
- Last Modified Date
- 2021-11-03T18:19:03
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:* | 1 | OR | 5.2.2.1 | |
| cpe:2.3:a:rubyonrails:rails:6.0.0:beta1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:rubyonrails:rails:6.0.0:beta2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/ | Patch Vendor Advisory |
| https://groups.google.com/forum/#!topic/rubyonrails-security/IsQKvDqZdKw | Mitigation Patch Third Party Advisory |
| http://packetstormsecurity.com/files/152704/Ruby-On-Rails-DoubleTap-Development-Mode-secret_key_base-Remote-Code-Execution.html | Exploit Third Party Advisory VDB Entry |
| https://www.exploit-db.com/exploits/46785/ | Exploit Third Party Advisory VDB Entry |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Y43636TH4D6T46IC6N2RQVJTRFJAAYGA/ | Mailing List Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-5420 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5420 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:48:32 | Added to TrackCVE | |||
| 2022-12-03 18:42:25 | cve-assignments@hackerone.com | support@hackerone.com | CVE Assigner | updated |
| 2022-12-03 18:42:25 | 2019-03-27T14:29Z | 2019-03-27T14:29:01 | CVE Published Date | updated |
| 2022-12-03 18:42:25 | 2021-11-03T18:19:03 | CVE Modified Date | updated | |
| 2022-12-03 18:42:25 | Analyzed | Vulnerability Status | updated |