CVE-2017-17304 in DP300
Summary
by MITRE
The CIDAM Protocol on Huawei DP300 V500R002C00; V500R002C00B010; V500R002C00B011; V500R002C00B012; V500R002C00B013; V500R002C00B014; V500R002C00B017; V500R002C00B018; V500R002C00SPC100; V500R002C00SPC200; V500R002C00SPC300; V500R002C00SPC400; V500R002C00SPC500; V500R002C00SPC600; V500R002C00SPC800; V500R002C00SPC900; V500R002C00SPCa00 has an input validation vulnerability due to insufficient validation of specific messages when the protocol is implemented. An authenticated remote attacker could send a malicious message to a target system. Successful exploit could allow the attacker to tamper with business and make the system abnormal.
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Analysis
by VulDB Data Team • 02/21/2023
The CVE-2017-17304 vulnerability resides within the CIDAM Protocol implementation on Huawei DP300 devices across multiple software versions including V500R002C00 and its various patches. This represents a critical input validation flaw that undermines the security posture of these network infrastructure devices. The vulnerability manifests when the protocol processes specific messages without adequate validation mechanisms, creating an attack surface that can be exploited by authenticated remote adversaries. The affected systems operate under the assumption that incoming protocol messages are legitimate, failing to properly validate the integrity and authenticity of message contents before processing.
The technical flaw stems from insufficient input validation controls within the CIDAM Protocol handler, which operates as a communication protocol for device management and control functions. When an authenticated attacker crafts and transmits maliciously formatted messages to the target system, the protocol implementation fails to properly sanitize or validate these inputs before executing corresponding business logic. This weakness allows attackers to manipulate the normal operation of the device through carefully crafted protocol messages that bypass standard validation checks. The vulnerability specifically impacts the protocol's message parsing and validation components, where insufficient boundary checking and input sanitization routines permit malformed data to propagate through the system.
From an operational impact perspective, this vulnerability enables authenticated remote attackers to perform malicious tampering operations that can disrupt normal system functionality and potentially compromise business operations. The ability to make the system abnormal encompasses various malicious activities including but not limited to service disruption, unauthorized configuration changes, and potential data manipulation. The vulnerability's classification aligns with CWE-20, which describes improper input validation as a fundamental weakness in software security implementations. The attack vector requires authentication, suggesting that the vulnerability may be exploited through compromised credentials or insider threats, though the remote aspect indicates that network-based attacks are possible.
The security implications extend beyond simple service disruption as the vulnerability creates opportunities for more sophisticated attacks that could lead to complete system compromise. Attackers could leverage this weakness to manipulate device behavior, potentially gaining unauthorized access to sensitive network information or disrupting critical communication services. The affected Huawei DP300 devices represent important network infrastructure components that may serve as control points for larger network operations, making this vulnerability particularly concerning from a network security standpoint. The vulnerability's presence across multiple software versions indicates a fundamental flaw in the protocol implementation that requires comprehensive remediation rather than simple patching.
Mitigation strategies should focus on implementing robust input validation mechanisms that properly sanitize all protocol messages before processing. Network administrators should ensure that all affected devices are updated to the latest firmware versions that address this vulnerability, while also implementing network segmentation and access controls to limit potential attack surfaces. The implementation of proper message validation and authentication checks would align with ATT&CK technique T1078 which addresses valid accounts and privilege escalation. Organizations should also consider monitoring for unusual protocol behavior patterns that might indicate exploitation attempts, as the vulnerability's impact is specifically designed to make system behavior abnormal without causing immediate system crashes or obvious failures.