1--TEST--
2GHSA-h35g-vwh6-m678 (mysqlnd leaks partial content of the heap - tabular default)
3--EXTENSIONS--
4mysqli
5--FILE--
6<?php
7require_once 'fake_server.inc';
8
9$servername = "127.0.0.1";
10$username = "root";
11$password = "";
12
13$process = run_fake_server_in_background('tabular_response_def_over_read');
14$process->wait();
15
16$conn = new mysqli($servername, $username, $password, "", $process->getPort());
17
18echo "[*] Running query on the fake server...\n";
19
20$result = $conn->query("SELECT * from users");
21
22if ($result) {
23    $all_fields = $result->fetch_fields();
24    var_dump($result->fetch_all(MYSQLI_ASSOC));
25    var_dump(get_object_vars($all_fields[0])["def"]);
26}
27
28$conn->close();
29
30$process->terminate();
31
32print "done!";
33?>
34--EXPECTF--
35[*] Server started on 127.0.0.1:%d
36[*] Connection established
37[*] Sending - Server Greeting: 580000000a352e352e352d31302e352e31382d4d6172696144420003000000473e3f6047257c6700fef7080200ff81150000000000000f0000006c6b55463f49335f686c6431006d7973716c5f6e61746976655f70617373776f7264
38[*] Received: 6900000185a21a00000000c0080000000000000000000000000000000000000000000000726f6f7400006d7973716c5f6e61746976655f70617373776f7264002c0c5f636c69656e745f6e616d65076d7973716c6e640c5f7365727665725f686f7374093132372e302e302e31
39[*] Sending - Server OK: 0700000200000002000000
40[*] Running query on the fake server...
41[*] Received: 140000000353454c454354202a2066726f6d207573657273
42[*] Sending - Malicious Tabular Response [Extract heap through buffer over-read]: 01000001011e0000020164016401640164016401640c3f000b000000030350000000fd000001aa05000003fe00002200040000040135017405000005fe00002200
43
44Warning: mysqli::query(): Protocol error. Server sent default for unsupported field list (mysqlnd_wireprotocol.c:%d) in %s on line %d
45done!
46