CVE-2013-1095 in ZENworks Configuration Management
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in a ZCC page in njwc.jar in Novell ZENworks Configuration Management (ZCM) 11.2 before 11.2.3a Monthly Update 1 allows remote attackers to inject arbitrary web script or HTML via vectors involving an onError event.
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Analysis
by VulDB Data Team • 01/03/2022
The CVE-2013-1095 vulnerability represents a critical cross-site scripting flaw discovered in Novell ZENworks Configuration Management version 11.2 before 11.2.3a Monthly Update 1. This vulnerability specifically affects the ZCC (ZENworks Configuration Client) page within the njwc.jar component, creating a significant security risk for organizations relying on this configuration management solution. The vulnerability stems from inadequate input validation and output encoding mechanisms that fail to properly sanitize user-supplied data before rendering it in web contexts, making it susceptible to malicious script injection attacks.
The technical exploitation of this vulnerability occurs through an onError event vector, which represents a sophisticated attack pathway that leverages the browser's error handling mechanisms to execute malicious code. Attackers can craft specially crafted payloads that trigger error conditions within the ZCC page, causing the system to render attacker-controlled JavaScript or HTML content in the context of authenticated users. This particular attack vector demonstrates a deep understanding of web application security flaws and how error handling routines can be manipulated to bypass security controls. The vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws where input data is not properly sanitized before being rendered in web pages.
The operational impact of this vulnerability extends beyond simple script injection, as it enables attackers to perform session hijacking, steal sensitive configuration data, and potentially escalate privileges within the ZENworks environment. An attacker who successfully exploits this vulnerability can execute arbitrary code in the context of a victim's browser session, potentially gaining access to confidential system information, configuration details, and administrative functions. This weakness creates a persistent threat that can be exploited by remote attackers without requiring authentication, making it particularly dangerous in enterprise environments where ZENworks Configuration Management is widely deployed. The vulnerability also represents a significant risk to the integrity of the configuration management infrastructure, potentially allowing attackers to manipulate system configurations or compromise the trust relationship between managed devices and the configuration server.
Organizations affected by this vulnerability should immediately implement the vendor-provided patch that addresses the specific input validation issues in the ZCC page component. The remediation process requires careful deployment of the 11.2.3a Monthly Update 1 patch, which includes enhanced input sanitization routines and improved output encoding mechanisms. Security teams should also consider implementing additional protective measures such as web application firewalls that can detect and block malicious XSS payloads, network-based intrusion detection systems that monitor for exploitation attempts, and comprehensive input validation at multiple layers of the application stack. Furthermore, administrators should conduct thorough security assessments of their ZENworks environments to identify potential secondary impacts of this vulnerability and ensure that all related components have been properly updated. The vulnerability serves as a reminder of the importance of maintaining current security patches and implementing robust input validation practices across all web-based enterprise applications.