CVE-2019-3921

high

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

References

https://www.tenable.com/blog/tenable-research-discovers-remote-code-execution-vulnerabilities-in-gpon-routers

https://www.tenable.com/security/research/tra-2019-09

https://www.exploit-db.com/exploits/46469/

Details

Source: Mitre, NVD

Published: 2019-03-05

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High