What is the severity of CVE-2019-3921?

CVE-2019-3921 has a critical severity rating due to the potential for arbitrary code execution.

How do I fix CVE-2019-3921?

To remediate CVE-2019-3921, update the Alcatel Lucent I-240W-Q GPON ONT firmware to a version that addresses the vulnerability.

Who is affected by CVE-2019-3921?

CVE-2019-3921 affects devices running Alcatel Lucent I-240W-Q GPON ONT firmware version 3FE54567BOZJ19.

Can CVE-2019-3921 be exploited remotely?

Yes, CVE-2019-3921 can be exploited remotely by an authenticated attacker through specific crafted HTTP POST requests.

What type of vulnerability is CVE-2019-3921?

CVE-2019-3921 is a stack buffer overflow vulnerability.

Vulnerability/
CVE-2019-3921

high

8.8

CWE

787 121 119

5/3/2019

21/11/2024

CVE-2019-3921: Buffer Overflow

First published: Tue Mar 05 2019(Updated: )

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, authenticated attacker to /GponForm/usb_Form?script/. An attacker can leverage this vulnerability to potentially execute arbitrary code.

Credit: vulnreport@tenable.com vulnreport@tenable.com

Affected Software	Affected Version	How to fix
Nokia I-240w-q Gpon Ont	=3fe54567bozj19
Nokia I-240w-q Gpon Ont Firmware
All of
Nokia I-240w-q Gpon Ont	=3fe54567bozj19
Nokia I-240w-q Gpon Ont Firmware

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2019-3921?
CVE-2019-3921 has a critical severity rating due to the potential for arbitrary code execution.
How do I fix CVE-2019-3921?
To remediate CVE-2019-3921, update the Alcatel Lucent I-240W-Q GPON ONT firmware to a version that addresses the vulnerability.
Who is affected by CVE-2019-3921?
CVE-2019-3921 affects devices running Alcatel Lucent I-240W-Q GPON ONT firmware version 3FE54567BOZJ19.
Can CVE-2019-3921 be exploited remotely?
Yes, CVE-2019-3921 can be exploited remotely by an authenticated attacker through specific crafted HTTP POST requests.
What type of vulnerability is CVE-2019-3921?
CVE-2019-3921 is a stack buffer overflow vulnerability.

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