Vulnerability Monitor

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CVE-2014-8358

Huawei EC156, EC176, and EC177 USB Modem products with software before UTPS-V200R003B015D02SP07C1014 (23.015.02.07.1014) and before V200R003B015D02SP08C1014 (23.015.02.08.1014) use a weak ACL for the "Mobile Partner" directory, which allows remote attackers to gain SYSTEM privileges by compromising a low privilege account and modifying Mobile Partner.exe.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.8, requiring local system access to exploit with relatively low complexity though user interaction is required and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 6 products from huawei, from huawei, from huawei and 3 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2017, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2017-12-11T21:29:00.237

Last Modified

2026-06-17T00:16:36.700

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

10.0

Weaknesses

Type: Primary
CWE-426

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	huawei	ec156_firmware	v200r003b009d05sp03c1014	Yes
Hardware	huawei	ec156	-	No
Operating System	huawei	ec176_firmware	v200r003b009d05sp03c1014	Yes
Hardware	huawei	ec176	-	No
Operating System	huawei	ec177_firmware	v200r003b009d05sp03c1014	Yes
Hardware	huawei	ec177	-	No

References

http://www.huawei.com/us/psirt/security-advisories/2014/hw-376152 Issue Tracking, Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/70672 Third Party Advisory, VDB Entry ([email protected])
https://packetstormsecurity.com/files/128767/Huawei-Mobile-Partner-DLL-Hijacking.html Issue Tracking, Third Party Advisory, VDB Entry ([email protected])
http://www.huawei.com/us/psirt/security-advisories/2014/hw-376152 Issue Tracking, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/70672 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://packetstormsecurity.com/files/128767/Huawei-Mobile-Partner-DLL-Hijacking.html Issue Tracking, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For huawei's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.