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…

Published 8 y ago 2018-05-10 · modified 4 mo ago 2026-06-17 · JSON

CVSS

7.8

v3.0 · NVD

CISA KEV

not known exploited

EPSS

1.0%

percentile 64%

Public exploits

none known

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.

Exploit prediction (EPSS)

1.02% probability of exploitation in the next 30 days, higher than 64% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	7.8	`CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`
NVD	2.0	6.8	`AV:N/AC:M/Au:N/C:P/I:P/A:P`

Affected products

Huawei Technologies Co., Ltd. HiRouter-CD20, WS5200

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

huawei.com /en/psirt/security-advisories/huawei-sa-20180502-01-gateway-en · x_refsource_CONFIRM, x_transferred

Sources

CVE List: CVE-2018-7933
NVD: CVE-2018-7933

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