CVE-2010-10002 in simplesamlphp-module-openid
Summary
by MITRE • 01/02/2023
** UNSUPPPORTED WHEN ASSIGNED **** UNSUPPORTED WHEN ASSIGNED ** A vulnerability classified as problematic has been found in SimpleSAMLphp simplesamlphp-module-openid. Affected is an unknown function of the file templates/consumer.php of the component OpenID Handler. The manipulation of the argument AuthState leads to cross site scripting. It is possible to launch the attack remotely. Upgrading to version 1.0 is able to address this issue. The name of the patch is d652d41ccaf8c45d5707e741c0c5d82a2365a9a3. It is recommended to upgrade the affected component. VDB-217170 is the identifier assigned to this vulnerability. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
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Analysis
by VulDB Data Team • 01/26/2023
The vulnerability identified as CVE-2010-10002 represents a cross-site scripting vulnerability within the SimpleSAMLphp simplesamlphp-module-openid component, specifically affecting the OpenID Handler functionality. This issue resides in the templates/consumer.php file where an unknown function processes the AuthState argument, creating a potential security risk for systems utilizing this deprecated software. The vulnerability classification as "problematic" indicates a significant security concern that requires immediate attention, particularly given the nature of cross-site scripting attacks that can compromise user sessions and data integrity.
The technical flaw manifests through improper input validation and output encoding within the AuthState parameter handling mechanism. When the AuthState argument is manipulated, it allows attackers to inject malicious scripts that execute in the context of other users' browsers. This occurs because the application fails to properly sanitize or escape user-supplied input before rendering it within the web page context. The vulnerability operates through a classic XSS vector where the malicious payload is embedded in the AuthState parameter and subsequently executed when the affected page is rendered, making it particularly dangerous for authentication and authorization systems that rely on such parameters.
The operational impact of this vulnerability extends beyond simple script execution, as it enables attackers to perform session hijacking, steal sensitive authentication tokens, and potentially gain unauthorized access to user accounts. The remote exploitation capability means that attackers can launch attacks without requiring physical access to the target system, making this vulnerability particularly concerning for web applications that handle sensitive authentication data. This type of vulnerability directly violates security principles outlined in the OWASP Top Ten, specifically addressing the risk of cross-site scripting which can lead to complete system compromise when combined with other attack vectors.
The recommended mitigation strategy involves upgrading to version 1.0 of the affected component, which includes the patch identified by the commit hash d652d41ccaf8c45d5707e741c0c5d82a2365a9a3. This upgrade addresses the root cause by implementing proper input validation and output encoding mechanisms for the AuthState parameter. Organizations should also consider implementing additional security controls such as content security policies, input sanitization at multiple layers, and regular security assessments to prevent similar vulnerabilities from emerging in other components. The vulnerability's designation as unsupported by the maintainer underscores the critical importance of maintaining current software versions and following security best practices.
This vulnerability demonstrates the importance of maintaining up-to-date security patches and the risks associated with using deprecated software components. The ATT&CK framework would categorize this as a web application vulnerability exploitation technique, specifically targeting the credential access and execution phases of an attack lifecycle. Organizations should implement comprehensive vulnerability management processes that include regular security assessments, automated scanning, and prompt patch deployment to prevent exploitation of such legacy vulnerabilities that may persist in older systems. The security community should also recognize that unsupported software versions often contain multiple undiscovered vulnerabilities that can serve as entry points for sophisticated attackers.