CVE-2019-5420

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

• Ruby On Rails - DoubleTap Development Mode secret_key_base Remote Code Execution (Metasploit)2019-05-02 · remote · linux · Verified

Impact

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 products

Weakness classification

References

• NVD record
• CVE.org record
• http://packetstormsecurity.com/files/152704/Ruby-On-Rails-DoubleTap-Development-Mode-secret_key_base-Remote-Code-Execution.html
• https://groups.google.com/forum/#%21topic/rubyonrails-security/IsQKvDqZdKw
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y43636TH4D6T46IC6N2RQVJTRFJAAYGA/
• https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/
• https://www.exploit-db.com/exploits/46785/
• http://packetstormsecurity.com/files/152704/Ruby-On-Rails-DoubleTap-Development-Mode-secret_key_base-Remote-Code-Execution.html
• https://groups.google.com/forum/#%21topic/rubyonrails-security/IsQKvDqZdKw
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y43636TH4D6T46IC6N2RQVJTRFJAAYGA/
• https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/
• https://www.exploit-db.com/exploits/46785/