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QCubed 3.1.1 PHP Object Injection Vulnerability
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QCubed PHP Object Injection =========================== | Target: | QCubed Framework | | Vendor: | QCubed | | Version: | all versions including 3.1.1 | | CVE: | CVE-2020-24914 | | Accessibility: | Remote | | Severity: | Critical | | Author: | Wolfgang Hotwagner (AIT Austrian Institute of Technology) | SUMMARY ======= QCubed is a PHP Model-View-Controller Rappid Application Development framework. (https://github.com/qcubed/qcubed) VULNERABILITY DESCRIPTION ========================= A PHP object injection bug in profile.php in qcubed (all versions including 3.1.1) unserializes the untrusted data of the POST-variable "strProfileData" and allows an unauthenticated attacker to execute code via a crafted POST request. qcubed/assets/php/profile.php: <?php require_once('./qcubed.inc.php'); //Exit gracefully if called directly or profiling data is missing. if ( !isset($_POST['intDatabaseIndex']) && !isset($_POST['strProfileData']) && !isset($_POST['strReferrer']) ) exit('Nothing to profile. No Database Profiling data recived.'); if ( !isset($_POST['intDatabaseIndex']) || !isset($_POST['strProfileData']) || !isset($_POST['strReferrer']) ) throw new Exception('Database Profiling data appears to have been corrupted.'); $intDatabaseIndex = intval($_POST['intDatabaseIndex']); $strReferrer = QApplication::HtmlEntities($_POST['strReferrer']); $objProfileArray = unserialize(base64_decode($_POST['strProfileData'])); //<-VULNERABLE CODE $objProfileArray = QType::Cast($objProfileArray, QType::ArrayType); VULNERABLE VERSIONS =================== All versions including 3.1.1 are affected. TESTED VERSIONS =============== QCubed 3.1.1 IMPACT ====== An unauthenticated attacker could execute code remotely. MITIGATION ========== A patch was delivered by QCubed that allows to disable the profile-functionality. VENDOR CONTACT TIMELINE ======================= | 2020-04-19 | Contacting the vendor | | 2020-04-19 | Vendor replied | | 2020-05-01 | Vendor released a patch at Github | | 2021-02-15 | Public disclosure | # 0day.today [2024-09-28] #