CVE-2015-6035 in Opsview
Summary
by MITRE
Opsview before 2015-11-06 has XSS via SNMP.
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Analysis
by VulDB Data Team • 08/28/2020
The vulnerability identified as CVE-2015-6035 affects Opsview monitoring software versions prior to the 2015-11-06 release, presenting a cross-site scripting vulnerability through SNMP (Simple Network Management Protocol) functionality. This security flaw allows attackers to inject malicious scripts into the monitoring interface when SNMP data is processed and displayed, potentially compromising the entire monitoring infrastructure and user sessions.
The technical implementation of this vulnerability stems from insufficient input validation and output encoding within the SNMP data handling components of Opsview. When SNMP traps or queries containing malicious script content are processed by the system, the application fails to properly sanitize the data before rendering it in web interfaces. This creates an environment where attacker-controlled input can be executed within the context of authenticated user sessions, enabling unauthorized access to sensitive monitoring data and system controls.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to escalate privileges and gain deeper access to the monitoring environment. An attacker could potentially manipulate SNMP data to inject malicious payloads that would execute in the browser of any user viewing the affected monitoring interfaces. This could lead to session hijacking, data exfiltration, and unauthorized modification of network monitoring configurations. The vulnerability particularly affects organizations relying on Opsview for critical infrastructure monitoring, where the compromise of monitoring systems can have cascading effects on overall network security posture.
Organizations should immediately upgrade to Opsview versions released after November 6, 2015, which contain the necessary patches addressing this XSS vulnerability. Additionally, implementing proper input validation and output encoding mechanisms for all SNMP data processing should be enforced as part of the security hardening process. Network segmentation and access controls should be reviewed to limit exposure of monitoring interfaces to untrusted networks, while regular security assessments should verify that SNMP configurations do not inadvertently expose systems to script injection attacks. This vulnerability aligns with CWE-79 Cross-site Scripting and can be mapped to ATT&CK technique T1059 Command and Scripting Interpreter, specifically focusing on web application exploitation methods.