CVE-2017-17318

Original summary

Normalized public record · Updated Nov 3, 2026

Huawei MBB (Mobile Broadband) products E5771h-937 with the versions before E5771h-937TCPU-V200R001B328D62SP00C1133 and the versions before E5771h-937TCPU-V200R001B329D05SP00C1308 have a Denial of Service (DoS) vulnerability. When an attacker accessing device sends special http request to device, the webserver process will try to apply too much memory which can cause the device to become unable to respond. An attacker can launch a DoS attack by exploiting this vulnerability.

Publisher and source text is retained separately from QFinch interpretation.

Affected products

Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.

Remediation

Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.

1. Confirm the affected product and reachable code path exist in your environment.
2. Apply the vendor-supported patch or mitigation from the primary advisory.
3. Rescan the exact deployed revision and retain verification evidence.

Evidence coverage

SSVC priority

LOW

Confidence

Not available

Aliases

None reported

Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.

Sources and record history

1. www.huawei.com ↗

Record history

Published Apr 30, 2018 · Last refreshed Nov 3, 2026