CVE-2012-2552 in SQL Server
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the SQL Server Report Manager in Microsoft SQL Server 2000 Reporting Services SP2 and SQL Server 2005 SP4, 2008 SP2 and SP3, 2008 R2 SP1, and 2012 allows remote attackers to inject arbitrary web script or HTML via an unspecified parameter, aka "Reflected XSS Vulnerability."
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Analysis
by VulDB Data Team • 12/31/2024
The vulnerability identified as CVE-2012-2552 represents a critical cross-site scripting flaw within Microsoft SQL Server Reporting Services components, specifically affecting the Report Manager interface across multiple SQL Server versions. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is classified as a fundamental web application security weakness that enables attackers to inject malicious scripts into web pages viewed by other users. The vulnerability affects SQL Server 2000 Reporting Services SP2, SQL Server 2005 SP4, SQL Server 2008 SP2 and SP3, SQL Server 2008 R2 SP1, and SQL Server 2012 installations, indicating a widespread impact across Microsoft's reporting platform ecosystem. The vulnerability is categorized as a reflected XSS attack, meaning that malicious input is reflected back to users through the web application without proper sanitization or encoding, creating an opportunity for attackers to execute arbitrary code in the context of the victim's browser.
The technical exploitation of this vulnerability occurs when an attacker crafts malicious input parameters that are subsequently processed and displayed by the SQL Server Report Manager interface without adequate input validation or output encoding. The unspecified parameter mentioned in the vulnerability description suggests that multiple input vectors within the Report Manager could potentially be exploited, making the attack surface broader than initially apparent. This reflected XSS vulnerability allows remote attackers to inject web scripts or HTML content that gets executed in the browsers of unsuspecting users who access the maliciously crafted URLs. The attack typically involves tricking users into clicking on malicious links that contain encoded script payloads, which then get executed when the victim's browser renders the Report Manager page containing the reflected input.
The operational impact of CVE-2012-2552 is significant, as it enables attackers to perform various malicious activities including session hijacking, credential theft, data exfiltration, and redirection to malicious websites. Attackers can leverage this vulnerability to steal user sessions, potentially gaining unauthorized access to sensitive reporting data and administrative functions within SQL Server environments. The vulnerability also enables attackers to modify the content displayed to users, potentially leading to phishing attacks or the injection of malicious content that could compromise the entire reporting infrastructure. In environments where SQL Server Reporting Services is used for sensitive business intelligence or financial reporting, this vulnerability could result in severe data breaches and regulatory compliance violations. The reflected nature of the attack means that the malicious payload is immediately executed without requiring persistent storage, making detection more challenging and the attack more difficult to prevent through traditional network monitoring approaches.
Organizations affected by this vulnerability should implement immediate mitigations including applying the relevant security patches released by Microsoft, which address the input validation flaws in the Report Manager interface. Network segmentation and access controls should be strengthened to limit exposure of Reporting Services to untrusted networks, while implementing proper input validation and output encoding mechanisms. The mitigation strategies should align with ATT&CK framework tactics including T1059 for command and scripting interpreter and T1566 for credential access through social engineering techniques that could exploit this vulnerability. Additionally, security awareness training should be implemented to educate users about recognizing and avoiding suspicious links that might contain malicious payloads designed to exploit this XSS vulnerability. Regular security assessments and web application firewalls should be deployed to monitor for and block suspicious requests that attempt to exploit this vulnerability, while maintaining comprehensive logging and monitoring capabilities to detect potential exploitation attempts.