CVE-2019-3921

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.

CVSS v3.1

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

6.5 MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P

EPSS

17.89% chance of exploitation in the next 30 days, 97th percentile

Published

2019-03-05

Updated

2024-09-17

Proof-of-concept exploits (1)

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

ExploitDB entries (1)

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

References

• CVE Record
• NVD entry

Related

• CVE-2019-3920
• CVE-2019-3922
• CVE-2019-3919
• CVE-2019-3924
• CVE-2019-3918
• CVE-2019-3925