CVE-2011-1727 in SiteScope
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in HP SiteScope 9.54, 10.13, 11.01, and 11.1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, related to an "HTML injection" issue.
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Analysis
by VulDB Data Team • 02/09/2019
The vulnerability identified as CVE-2011-1727 represents a critical cross-site scripting flaw affecting multiple versions of HP SiteScope software including 9.54, 10.13, 11.01, and 11.1. This security weakness falls under the category of HTML injection issues that enable malicious actors to execute unauthorized code within the context of a user's browser session. The vulnerability exists within the web interface of HP SiteScope, a network monitoring and management platform that organizations use to oversee their IT infrastructure. The affected versions of this software are particularly concerning as they represent widely deployed monitoring solutions across enterprise environments, making the potential attack surface extensive and impactful.
The technical nature of this vulnerability stems from insufficient input validation and output encoding within the HP SiteScope web application components. Attackers can exploit this weakness by injecting malicious HTML or JavaScript code through unspecified vectors within the application's user interface or data processing mechanisms. The flaw allows remote threat actors to bypass normal security controls and execute arbitrary scripts in the browser of authenticated users who interact with the compromised SiteScope interface. This type of vulnerability typically occurs when user-supplied data is not properly sanitized before being rendered back to the browser, creating opportunities for malicious payloads to be executed within the context of the victim's session.
The operational impact of CVE-2011-1727 extends beyond simple data theft or defacement, as it provides attackers with persistent access to monitored network environments. Once exploited, the XSS vulnerability enables attackers to perform session hijacking, steal sensitive monitoring credentials, access confidential infrastructure data, and potentially escalate privileges within the SiteScope environment. The implications are particularly severe for organizations that rely heavily on SiteScope for network monitoring, as attackers could gain visibility into critical network components, system configurations, and performance metrics that would otherwise be protected. This vulnerability also poses risks to the integrity of monitoring data, potentially allowing attackers to manipulate or corrupt system status information that administrators depend upon for operational decision-making.
Organizations affected by this vulnerability should implement immediate mitigations including deploying web application firewalls, applying available vendor patches, and conducting comprehensive security assessments of their SiteScope deployments. The vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws in web applications, and maps to ATT&CK technique T1566 related to credential harvesting through phishing and social engineering. Security teams must also consider implementing content security policies, input validation mechanisms, and regular security scanning of their monitoring infrastructure to prevent exploitation of similar vulnerabilities in other components of their IT ecosystem. The remediation process should include thorough testing of patches to ensure compatibility with existing SiteScope configurations while maintaining the integrity of network monitoring capabilities.