CVE-2017-6793 in Prime Collaboration Provisioning Tool
Summary
by MITRE
A vulnerability in the Inventory Management feature of Cisco Prime Collaboration Provisioning Tool could allow an authenticated, remote attacker to view sensitive information on the system. The vulnerability is due to insufficient protection of restricted information. An attacker could exploit this vulnerability by accessing unauthorized information via the user interface. Cisco Bug IDs: CSCvd61932.
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Analysis
by VulDB Data Team • 01/11/2021
The vulnerability identified as CVE-2017-6793 resides within the Inventory Management feature of Cisco Prime Collaboration Provisioning Tool, representing a critical information disclosure weakness that undermines the system's security posture. This vulnerability stems from inadequate access controls and insufficient protection mechanisms surrounding restricted information within the tool's user interface. The flaw specifically affects authenticated remote attackers who can leverage their valid credentials to bypass intended access restrictions and gain unauthorized visibility into sensitive system data.
The technical implementation of this vulnerability demonstrates a failure in proper authorization controls, where the system does not adequately verify user permissions before granting access to inventory management functions. This weakness falls under the broader category of insufficient authorization controls as defined by CWE-284, which specifically addresses inadequate access control mechanisms that allow unauthorized users to access restricted resources. The vulnerability manifests when an authenticated attacker navigates through the user interface to access information that should be restricted based on user roles or privileges, effectively creating a path for information leakage that violates fundamental security principles.
From an operational perspective, this vulnerability presents significant risks to organizations relying on Cisco Prime Collaboration Provisioning Tool for managing their communication infrastructure. The exposure of sensitive inventory information could include device configurations, user credentials, network topology details, and other proprietary data that could be exploited by malicious actors. The impact extends beyond simple data exposure, as this information could enable more sophisticated attacks including lateral movement within the network, privilege escalation attempts, or targeted attacks against specific devices within the inventory. The remote exploitation aspect means that attackers do not require physical access to the system, making this vulnerability particularly dangerous in environments where network segmentation is not properly implemented.
The exploitation of this vulnerability aligns with techniques described in the MITRE ATT&CK framework under the information gathering and credential access domains, where attackers can leverage information disclosure weaknesses to build intelligence for further compromise. Organizations should implement immediate mitigations including applying the relevant Cisco security patches, reviewing and strengthening access control policies, and conducting thorough audits of user permissions within the provisioning tool. Network segmentation and monitoring of access patterns to the inventory management interface should also be implemented to detect potential exploitation attempts. The vulnerability underscores the importance of proper access control implementation and the need for regular security assessments to identify and remediate similar authorization weaknesses that could exist in other components of the system.