Savon is a Ruby SOAP client. From 0.9.8 until 2.17.2, Savon::Model .all_operations interpolates attacker-controlled WSDL operation names into Ruby source passed to module_eval, allowing Ruby code execution in the application process. This issue is fixed in version 2.17.2.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v3.1
Weakness Type (CWE)
Vulnerable Products
savonrb:savon
References 3
https://github.com/savonrb/savon/commit/8f22eb543e7436f6247172c9be47e22792d375e9
security-advisories@github.com
https://github.com/savonrb/savon/releases/tag/v2.17.2
security-advisories@github.com
https://github.com/savonrb/savon/security/advisories/GHSA-mx5j-mp4f-g8jg
security-advisories@github.com