CVE-2018-7933

Name: CVE-2018-7933
Creator: NVD / NIST
Published: 2018-05-10T14:29:00.627+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.04%

Last modified Jun 17, 2026

CVE-2018-7933 is a vulnerability of currently unknown severity. 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. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

1.04%

59.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Huawei	Hirouter-Cd20 Firmware	< hirouter-cd20-10_1.9.6
Huawei	Ws5200 Firmware	< ws5200-10_1.9.6

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180502-01-gateway-enVendor Advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180502-01-gateway-enVendor Advisory

Timeline

Published: May 10, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-7933?

How severe is CVE-2018-7933?

Severity scoring for CVE-2018-7933 is pending analysis. The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.

How do I fix CVE-2018-7933?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-7933?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST