Description
The Square Squash allows remote attackers to execute arbitrary code via a YAML document in the (1) namespace parameter to the deobfuscation function or (2) sourcemap parameter to the sourcemap function in app/controllers/api/v1_controller.rb.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Metasploit 1 module
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Squash YAML Code Execution
exploit/unix/webapp/squash_yaml_exec
Exploit-DB 1
- Squash - YAML Code Execution (Metasploit) EDB-27530 · remote · Aug 12, 2013 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.