CVE-2019-17187

Hg2201t Firmware vulnerability

CVSS

7.5

EPSS

10.8%

EPSS pct

95th

Exploited

No known

/var/WEB-GUI/cgi-bin/downloadfile.cgi on FiberHome HG2201T 1.00.M5007_JS_201804 devices allows pre-authentication Directory Traversal for reading arbitrary files.

Affected vendor

Fiberhome

Affected product

Hg2201t Firmware

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness type (CWE)

CWE-22 — Path Traversal

Published

2019-10-08

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 confidentiality.

Its EPSS score of 10.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2019-17187

Confirm whether Fiberhome Hg2201t Firmware is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2019-17187.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-17187

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-17187 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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