Stack Buffer Overflow in Alcatel Lucent I-240W-Q GPON ONT
CVE-2019-3921

8.8HIGH

Key Information:

Vendor

Tenable

Status
Alcatel Lucent I-240w-q Gpon Ont
Vendor
CVE Published:
5 March 2019

What is CVE-2019-3921?

The Alcatel Lucent I-240W-Q GPON ONT is susceptible to a stack buffer overflow due to handling crafted HTTP POST requests directed at the /GponForm/usb_Form?script/ endpoint. This weakness can be exploited by a remote, authenticated attacker to execute arbitrary code, potentially compromising systems and data security. It is essential for users of affected firmware versions to implement necessary patches and mitigate risks associated with this vulnerability.

Affected Version(s)

Alcatel Lucent I-240W-Q GPON ONT Firmware version 3FE54567BOZJ19

References

https://www.tenable.com/security/research/tra-2019-09
x_refsource_MISC
https://www.exploit-db.com/exploits/46469/
exploitx_refsource_EXPLOIT-DB

EPSS Score

5% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.