CVE-2025-50402 — CRITICAL (9.8)

Vulnerability Description

FAST FAC1200R F400_FAC1200R_Q is vulnerable to Buffer Overflow in the function sub_80435780 via the parameter string fac_password.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Fastcom	Fac1200R Firmware	f400_fac1200r_q
Fastcom	Fac1200R	-

Related Weaknesses (CWE)

CWE-120

References

https://github.com/sezangel/IOT-vul/tree/main/FAST/FAC1200R/2ExploitThird Party Advisory
https://github.com/sezangel/IOT-vul/tree/main/FAST/FAC1200R/2ExploitThird Party Advisory

FAQ

What is CVE-2025-50402?

CVE-2025-50402 is a vulnerability with a CVSS score of 9.8 (CRITICAL). FAST FAC1200R F400_FAC1200R_Q is vulnerable to Buffer Overflow in the function sub_80435780 via the parameter string fac_password.

How severe is CVE-2025-50402?

CVE-2025-50402 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-50402?

Check the references section above for vendor advisories and patch information. Affected products include: Fastcom Fac1200R Firmware, Fastcom Fac1200R.