CRITICAL

CVE-2019-3922

CVSS v3

9.8

CRITICAL

EPSS Score

12.6%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
3/5/2019

Frequently asked questions

What is CVE-2019-3922?

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.

Is CVE-2019-3922 actively exploited?

Active exploitation of CVE-2019-3922 has not been confirmed. The EPSS score is 12.6%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-3922?

CVE-2019-3922 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2019-3922 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.