CVE-2017-15339 in NGFW Module
Summary
by MITRE
The SIP module in Huawei DP300 V500R002C00, IPS Module V100R001C10, V100R001C20, V100R001C30, V500R001C00, V500R001C20, V500R001C30, V500R001C50, NGFW Module V100R001C10, V100R001C20, V100R001C30, V500R001C00, V500R001C20, V500R002C00, V500R002C10, NIP6300 V500R001C00, V500R001C20, V500R001C30, V500R001C50, NIP6600 V500R001C00, V500R001C20, V500R001C30, V500R001C50, NIP6800 V500R001C50, RP200 V500R002C00, V600R006C00, SVN5600 V200R003C00, V200R003C10, SVN5800 V200R003C00, V200R003C10, SVN5800-C V200R003C00, V200R003C10, SeMG9811 V300R001C01, Secospace USG6300 V100R001C10, V100R001C20, V100R001C30, V500R001C00, V500R001C20, V500R001C30, V500R001C50, Secospace USG6500 V100R001C10, V100R001C20, V100R001C30, V500R001C00, V500R001C20, V500R001C30, V500R001C50, Secospace USG6600 V100R001C00, V100R001C20, V100R001C30, V500R001C00, V500R001C20, V500R001C30, V500R001C50, TE30 V100R001C02, V100R001C10, V500R002C00, V600R006C00, TE40 V500R002C00, V600R006C00, TE50 V500R002C00, V600R006C00, TE60 V100R001C01, V100R001C10, V500R002C00, V600R006C00, USG9500 V500R001C00, V500R001C20, V500R001C30, USG9520 V300R001C01, V300R001C20, USG9560 V300R001C01, V300R001C20, USG9580 V300R001C01, V300R001C20, VP9660 V200R001C02, V200R001C30, V500R002C00, V500R002C10, ViewPoint 8660 V100R008C03, ViewPoint 9030 V100R011C02, V100R011C03, eSpace U1981 V100R001C20, V200R003C00, V200R003C20, V200R003C30 has a buffer overflow vulnerability. An attacker would have to find a way to craft specific messages to the affected products. Due to the insufficient validation for SIP messages, successful exploit may cause services abnormal.
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Analysis
by VulDB Data Team • 02/06/2023
The vulnerability identified as CVE-2017-15339 represents a critical buffer overflow flaw within the Session Initiation Protocol module of numerous Huawei network security appliances and communication devices. This issue affects a wide range of products including DP300 series, IPS modules, NGFW modules, NIP6300, NIP6600, NIP6800, RP200, SVN5600, SVN5800, SeMG9811, Secospace USG series, TE series, USG9500 series, VP9660, ViewPoint series, and eSpace U1981 devices. The vulnerability stems from inadequate input validation mechanisms within the SIP message processing functionality, creating an exploitable condition where crafted malicious messages could trigger memory corruption. This flaw operates at the application layer and specifically targets the SIP protocol implementation, which is fundamental to VoIP communications and session management across network infrastructure.
The technical exploitation of this buffer overflow vulnerability occurs when the affected Huawei devices process specially crafted SIP messages that exceed the allocated buffer space. The insufficient validation mechanisms fail to properly check message lengths and content boundaries before processing, allowing attackers to overflow the designated memory buffers. This condition can result in unpredictable behavior including application crashes, service disruptions, and potentially more severe consequences depending on the memory layout and exploitation techniques employed. The vulnerability is particularly concerning because it affects multiple product lines across different generations, indicating a systemic issue in the SIP module implementation that spans across various Huawei security and communication platforms.
From an operational perspective, successful exploitation of this vulnerability could lead to significant service degradation or complete service outages across affected network infrastructure. The impact extends beyond simple denial of service as the buffer overflow may enable more sophisticated attack vectors including arbitrary code execution or privilege escalation depending on the specific memory corruption patterns. Network administrators face the challenge of identifying all affected devices across their infrastructure, as the vulnerability affects both security appliances and communication equipment. The widespread nature of affected products means that organizations may experience cascading failures if multiple devices in their network architecture are compromised, potentially disrupting critical communication services and enterprise network operations.
The mitigation strategies for this vulnerability should focus on immediate firmware updates from Huawei to address the buffer overflow condition in the SIP module. Organizations must conduct comprehensive inventory assessments to identify all affected devices across their network infrastructure, particularly those handling SIP traffic for VoIP services. Network segmentation and access control measures should be implemented to limit exposure of affected devices to untrusted networks, reducing potential attack surfaces. Additionally, monitoring and logging of SIP traffic should be enhanced to detect anomalous message patterns that may indicate exploitation attempts. This vulnerability aligns with CWE-121 which describes stack-based buffer overflow conditions, and potentially maps to ATT&CK techniques involving privilege escalation and denial of service operations. Organizations should also consider implementing network-based intrusion detection systems to monitor for known exploit patterns targeting SIP implementations, as the vulnerability represents a persistent threat across multiple Huawei product families that require coordinated remediation efforts.