CVE-2005-2988 in LaserJet 2430
Summary
by MITRE
HP LaserJet 2430, and possibly other printers that use Jetdirect controls, stores information about recently printed documents without proper protection, which could allow remote attackers to obtain sensitive information via SNMP.
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Analysis
by VulDB Data Team • 07/27/2017
The vulnerability identified as CVE-2005-2988 affects HP LaserJet 2430 printers and potentially other devices utilizing Jetdirect network controls. This security flaw resides in the printer's handling of recently printed document information stored within its memory systems. The vulnerability stems from insufficient access controls and inadequate data protection mechanisms that govern how sensitive information about printed jobs is managed and retained. The issue manifests when the printer's Simple Network Management Protocol implementation fails to properly secure document metadata and print job details that are stored in accessible memory locations.
The technical implementation of this vulnerability involves the printer's memory management system where it retains information about recently processed print jobs including document names, user identifiers, and potentially content details. This stored information is accessible through SNMP queries without proper authentication or authorization checks, allowing remote attackers to retrieve sensitive data about printed documents. The flaw represents a classic case of inadequate information protection where data that should remain confidential is stored in a manner that permits unauthorized access through network protocols. This vulnerability directly relates to CWE-200, which addresses improper information exposure, and CWE-312, concerning sensitive data exposure through improper data handling.
The operational impact of this vulnerability extends beyond simple information disclosure to potentially compromise document confidentiality and user privacy. Remote attackers can exploit this weakness to gather intelligence about printed documents, including identifying sensitive business information, personal data, or proprietary content. This capability enables adversaries to perform reconnaissance activities, gather intelligence for further attacks, or potentially conduct social engineering operations based on the retrieved document information. The vulnerability is particularly concerning in enterprise environments where printers serve as network endpoints for numerous users and sensitive corporate information flows through these devices. Attackers can leverage this weakness to map out document workflows, identify high-value targets for further exploitation, or gather information for targeted attacks against specific users or departments.
Mitigation strategies for this vulnerability require immediate implementation of network security controls and printer configuration updates. Organizations should disable unnecessary SNMP services on affected printers when not required for legitimate network management purposes, implement proper access controls for SNMP queries, and ensure that printers are configured with strong authentication mechanisms. Network segmentation should be employed to isolate printer networks from general business networks, and regular security audits should be conducted to verify proper configuration. The implementation of encrypted communication protocols for network management and document handling can provide additional protection layers. According to ATT&CK framework, this vulnerability aligns with T1046 for network service scanning and T1071 for application layer protocol usage, while also supporting T1566 for credential access through network protocols. Organizations should also consider implementing network monitoring solutions to detect unauthorized SNMP queries and establish proper incident response procedures for potential exploitation attempts.