What is CVE-2016-3676?

CVE-2016-3676 is a medium-severity vulnerability in Huawei E3276s, classified under CWE-254. CVSS score: 6.4/10. Published 2016-04-11.

How severe is CVE-2016-3676?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Vulnerability in Huawei E3276s

CVE-2016-3676

Huawei E3276s USB modems with software before E3276s-150TCPU-V200R002B436D09SP00C00 allow man-in-the-middle attackers to intercept, spoof, or modify network traffic via unspecified vectors related to a fake network.

Published 2016-04-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L.

EPSS exploit prediction

EPSS: 0.003 (25.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Huawei E3276s
Huawei E3276s Firmware — versions e3276s-150tcpu-v200r002b250d04sp00c00

Weakness classification (CWE)

CWE-254

References

www.huawei.com/en/psirt/security-advisories/huawei-sa-20160330-01-dongle-en (Vendor Advisory)

Frequently asked questions

What is CVE-2016-3676?: CVE-2016-3676 is a medium-severity vulnerability in Huawei E3276s, classified under CWE-254. CVSS score: 6.4/10. Published 2016-04-11.
How severe is CVE-2016-3676?: Medium severity. CVSS v3 base score is 6.4 out of 10.