RCE in Rails Https://github.com/rails/rails
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 development mode secret token. This secret token can be used in combination with other Rails…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.935 (99.8th percentile) — read the EPSS interpretation.
Affected products
- Rails Https://github.com/rails/rails — versions 5.2.2.1, 6.0.0.beta3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/ (x_refsource_CONFIRM)
- groups.google.com/forum/ (x_refsource_CONFIRM)
- packetstormsecurity.com/files/152704/Ruby-On-Rails-DoubleTap-Development-Mode-s… (x_refsource_MISC)
- 46785 (exploit, x_refsource_EXPLOIT-DB)
- FEDORA-2019-1cfe24db5c (vendor-advisory, x_refsource_FEDORA)
Frequently asked questions
- What is CVE-2019-5420?
- CVE-2019-5420 is a vulnerability in Rails Https://github.com/rails/rails, classified under Command Injection. Published 2019-03-27.
- Is CVE-2019-5420 known to be exploited?
- 43 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.