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CVE Record

CVE-2018-7933: Huawei home gateway products HiRouter-CD20 and WS5200 with the versions before HiRouter-CD20-10 1.9.6 and t...

Huawei home gateway products HiRouter-CD20 and WS5200 with the versions before HiRouter-CD20-10 1.9.6 and the versions before WS5200-10 1.9.6 have a path traversal vulnerability. Due to the lack of validation while these home gateway products install APK plugins, an attacker tricks a user into installing a malicious APK plugin, and plugin can overwrite arbitrary file of devices. Successful exploit may result in arbitrary code execution or privilege escalation.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

This flaw affects specific Huawei home gateway routers before firmware 1.9.6. If a user is persuaded to install a malicious APK plugin, the device can allow arbitrary file overwrite. Huawei’s description says successful exploitation may lead to code execution or privilege escalation on the device. Exposure is limited to Huawei HiRouter-CD20 and WS5200 devices running firmware before HiRouter-CD20-10 1.9.6 or WS5200-10 1.9.6. The provided sources do not identify other products, cloud services, or enterprise platforms as affected. Treat this as a focused router hygiene issue with potentially serious device compromise impact. Prioritize confirming whether these Huawei models exist in the environment, then upgrade or restrict plugin installation. Urgency is lower than known-exploited vulnerabilities because active exploitation is not evidenced here. Mitigation focus: Inventory Huawei HiRouter-CD20 and WS5200 devices and record firmware versions.; Upgrade affected devices to the fixed 1.9.6 firmware line or later if available.; Review Huawei PSIRT guidance before applying changes in production environments..

Prepared

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Potential ATT&CK relevance

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File access behavior lookup

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CVE-2018-7933 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
1Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Huawei Technologies Co., Ltd.HiRouter-CD20, WS5200HiRouter-CD20 The versions before HiRouter-CD20-10 1.9.6, WS5200 The versions before WS5200-10 1.9.6Listed
Weakness

CWE details

No CWE listed

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