CVE-2021-3304

CRITICAL

Sagemcom F@st 3686 Firmware - Buffer Overflow

Title source: rule
STIX 2.1

Description

Sagemcom F@ST 3686 v2 3.495 devices have a buffer overflow via a long sessionKey to the goform/login URI.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://twitter.com/j0nh4t/status/1349649975479840769

Scores

CVSS v3 9.8
EPSS 0.0051
EPSS Percentile 66.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-120
Status published
Products (1)
sagemcom/f\@st_3686_firmware 3.495
Published Jan 26, 2021
Tracked Since Feb 18, 2026