CVE-2012-4344 in WhatsUp Gold
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Ipswitch WhatsUp Gold 15.02 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors involving the SNMP system name of the attacking host.
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Analysis
by VulDB Data Team • 12/04/2024
The vulnerability identified as CVE-2012-4344 represents a critical cross-site scripting flaw within Ipswitch WhatsUp Gold version 15.02, a network monitoring and management solution widely deployed in enterprise environments. This vulnerability specifically affects the SNMP system name component of the application's interface, creating a pathway for remote attackers to execute malicious web scripts within the context of authenticated user sessions. The flaw stems from insufficient input validation and output encoding mechanisms within the application's SNMP handling functionality, where user-supplied system names are directly incorporated into web responses without proper sanitization. This allows attackers to craft malicious SNMP system names that, when processed by the application, get rendered as executable JavaScript code within the browser of any user who views the affected interface elements. The vulnerability operates under CWE-79 which categorizes improper neutralization of input during web page generation, specifically targeting the failure to properly encode output data. The attack vector is particularly concerning as it leverages the SNMP protocol which is commonly used for network device management and monitoring, making it a natural target for exploitation in network security contexts. The impact of this vulnerability extends beyond simple script execution as it can enable session hijacking, data theft, and further escalation attacks against the compromised system.
The operational implications of this vulnerability are severe for organizations relying on Ipswitch WhatsUp Gold for network monitoring operations. Attackers can exploit this flaw to inject malicious scripts that persistently compromise user sessions, potentially leading to unauthorized access to network monitoring data, device configurations, and sensitive operational information. The vulnerability's remote nature means attackers do not require physical access or network proximity to exploit the flaw, making it particularly dangerous in enterprise environments where network monitoring systems are frequently accessed by multiple administrators. When an attacker successfully injects malicious code through the SNMP system name field, the script executes in the context of the victim's browser session, potentially allowing the attacker to perform actions with the privileges of the authenticated user. This could include viewing sensitive network configurations, modifying monitoring parameters, or even redirecting users to phishing sites that appear legitimate within the monitoring interface. The vulnerability aligns with ATT&CK technique T1566 which covers phishing and social engineering tactics, as the malicious scripts could be designed to harvest credentials or redirect users to attacker-controlled domains. The persistence of the vulnerability in the SNMP system name handling component suggests that the flaw exists at a fundamental level in how the application processes and renders user-provided data, making it particularly challenging to remediate without comprehensive code review and input validation implementation.
Organizations must implement immediate mitigations to protect against exploitation of this vulnerability while planning for comprehensive system updates. The most effective immediate measure involves implementing strict input validation and sanitization for all SNMP system name fields, ensuring that any potentially malicious characters or script tags are properly escaped or removed before processing. Network segmentation and access controls should be enhanced to limit the exposure of the WhatsUp Gold interface to untrusted networks, while also implementing web application firewalls that can detect and block XSS attack patterns. Regular security assessments should be conducted to identify similar vulnerabilities in other network monitoring tools and systems, as the underlying architectural flaw in how SNMP data is handled represents a broader pattern that may exist in other components. The vulnerability also highlights the importance of keeping network monitoring solutions updated, as this flaw was likely addressed in subsequent versions of Ipswitch WhatsUp Gold through proper input validation and output encoding implementations. System administrators should also implement monitoring and alerting for suspicious SNMP system name entries that may indicate attempted exploitation, while conducting user awareness training on the risks of visiting untrusted network monitoring interfaces. Organizations should consider implementing additional security controls such as content security policies that prevent script execution within the monitoring application, and establish procedures for regularly auditing system name configurations to identify and remediate potentially malicious entries. The vulnerability serves as a reminder of the critical importance of input validation in network management applications, where the combination of SNMP protocol data handling and web interface rendering creates unique attack surfaces that require specialized security considerations.