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CVE-2019-3922

CRITICAL
9.8
CVSS Score
Published: March 5, 2019 at 09:00 PM UTC
Updated: June 17, 2026 at 02:35 AM UTC
3 products affected across 2 vendorsI 240W Q Gpon Ont FirmwareI-240W-Q Gpon OntAlcatel Lucent I-240W-Q GPON ONT

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Severity
CRITICAL9.8
Exploit prediction
EPSS 5%

Description

The Alcatel Lucent I-240W-Q GPON ONT using firmware version 3FE54567BOZJ19 is vulnerable to a stack buffer overflow via crafted HTTP POST request sent by a remote, unauthenticated attacker to /GponForm/fsetup_Form. An attacker can leverage this vulnerability to potentially execute arbitrary code.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://www.tenable.com/security/research/tra-2019-09

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-121CWE-787

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