THREATPORT/VULNERABILITY/CVE-2019-3919
HIGH SEVERITY

CVE-2019-3919

I 240w Q Gpon Ont Firmware vulnerability

CVSS
8.8
EPSS
3.9%
EPSS pct
89th
Exploited
No known
The Alcatel Lucent I-240W-Q GPON ONT using firmware version 3FE54567BOZJ19 is vulnerable to command injection via crafted HTTP request sent by a remote, authenticated attacker to /GponForm/usb_restore_Form?script/.
Affected vendor
Nokia
Affected product
I 240w Q Gpon Ont Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2019-03-05

Risk analysis

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

Its EPSS score of 3.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2019-3919

  • Confirm whether Nokia I 240w Q Gpon Ont Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2019-3919.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-3919

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-3919 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2019-3919?

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