CVE-2017-17168 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 • 02/17/2023
The CVE-2017-17168 vulnerability affects the CIDAM Protocol implementation on Huawei DP300 devices across multiple software versions including V500R002C00 and various SPC releases. This represents a critical input validation flaw that undermines the integrity of the communication protocol. The vulnerability stems from inadequate message validation mechanisms within the CIDAM protocol stack, specifically when processing certain types of protocol messages. The flaw allows for insufficient sanitization of input data, creating potential attack vectors for malicious actors who can manipulate protocol communications.
The technical exploitation of this vulnerability occurs through authenticated remote access capabilities, meaning that an attacker must first establish legitimate credentials to the system before attempting exploitation. This authentication requirement significantly reduces the attack surface but does not eliminate the risk entirely, as compromised credentials represent a common attack vector in enterprise environments. The malicious message injection can cause data tampering and system abnormal behavior, potentially leading to unauthorized modifications of business processes and service disruptions.
This vulnerability aligns with CWE-20, which describes improper input validation as a fundamental security weakness. The flaw demonstrates characteristics consistent with the MITRE ATT&CK framework's privilege escalation and defense evasion techniques, as attackers can manipulate protocol communications to achieve unauthorized system modifications. The impact extends beyond simple data corruption, as the ability to make the system abnormal suggests potential for more severe consequences including service degradation, unauthorized access to sensitive business data, or complete system compromise.
Organizations utilizing affected Huawei DP300 systems should prioritize immediate remediation through official firmware updates provided by Huawei. Network segmentation and monitoring should be implemented to detect anomalous protocol behavior patterns that might indicate exploitation attempts. The vulnerability highlights the importance of robust input validation in protocol implementations and demonstrates how seemingly minor validation gaps can create significant security risks in enterprise network infrastructure. Security teams should conduct comprehensive vulnerability assessments across all network devices implementing similar protocols to identify potential analogous weaknesses in their environments.