// For flags

CVE-2019-3921

Alcatel-Lucent (Nokia) GPON I-240W-Q - Buffer Overflow

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Alcatel Lucent I-240W-Q GPON ONT, con firmware en su versión 3FE54567BOZJ19, es vulnerable a un desbordamiento de búfer basado en pila mediante una petición HTTP POST enviada por un atacante autenticado remoto a /GponForm/usb_Form?script/. Un atacante puede aprovechar esta vulnerabilidad para ejecutar código arbitrario.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-01-03 CVE Reserved
  • 2019-03-05 CVE Published
  • 2024-09-17 CVE Updated
  • 2024-09-17 First Exploit
  • 2024-10-22 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-121: Stack-based Buffer Overflow
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Nokia
Search vendor "Nokia"
 I-240w-q Gpon Ont Firmware
Search vendor "Nokia" for product "I-240w-q Gpon Ont Firmware"
 3fe54567bozj19
Search vendor "Nokia" for product "I-240w-q Gpon Ont Firmware" and version "3fe54567bozj19"
-
Affected
in Nokia
Search vendor "Nokia"
 I-240w-q Gpon Ont
Search vendor "Nokia" for product "I-240w-q Gpon Ont"
--
Safe