Callback-url-file-3a-2f-2f-2fhome-2f-2a-2f.aws-2fcredentials Portable Review

Medium-term (1–4 weeks)

callback-url-file:///home/*/.aws/credentials callback-url-file-3A-2F-2F-2Fhome-2F-2A-2F.aws-2Fcredentials

The paper explores how an attacker can exploit URL redirection and improper handling of local file protocols to exfiltrate sensitive AWS configuration files. Medium-term (1–4 weeks) callback-url-file:///home/*/

This appears to be related to a mechanism where a local file URI is used as a callback endpoint — possibly in the context of , CLI tools (like AWS CLI), or local credential providers . CLI tools (like AWS CLI)

The payload targets a common vulnerability where an application accepts a "callback URL" but fails to restrict the protocol to callback-url=

Concluding assessment