CVE-2019-5420
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...
- Published
- Mar 27, 2019
- Updated
- Aug 4, 2024
- Assigning CNA
- hackerone
- Evidence observed
- May 2, 2019
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 99.8%
- Model date
- Oct 16, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
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.
Sources
modules/exploits/multi/http/rails_double_tap.rb
Metasploit Framework modulesDeclared conditions
- platform: Linux($.exploit_multi/http/rails_double_tap.platform)
- verification: check_declared($.exploit_multi/http/rails_double_tap.check)
- CVE-2019-5420Exploit
A vulnerability can allow an attacker to guess the automatically generated development mode secret token.
Responsible use
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