CVE-2017-7456

Mxview vulnerability

CVSS

7.5

EPSS

29.3%

EPSS pct

98th

Exploited

No known

Moxa MXView 2.8 allows remote attackers to cause a Denial of Service by sending overly long junk payload for the MXView client login credentials.

Affected vendor

Moxa

Affected product

Mxview

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness type (CWE)

CWE-20 — Improper Input Validation

Published

2017-04-14

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 29.3% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2017-7456

Confirm whether Moxa Mxview is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2017-7456.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-7456

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-7456 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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