SB2026091613 - Multiple vulnerabilities in LITE-ON Technology FF-RFI079I4 and FF-RFI078I4

Description

This security bulletin contains information about 2 vulnerabilities.

1) OS Command Injection (CVE-ID: CVE-2026-77853)

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Hidden functionality (CVE-ID: CVE-2026-80217)

CWE-ID: CWE-912 - Hidden Functionality (Backdoor)

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a remote attacker to compromise vulnerable system

The vulnerability exists due to hidden functionality (backdoor) is present in software. A remote user can use this functionality to execute arbitrary OS commands.

Remediation

Install update from vendor's website.

References

• https://jvn.jp/en/jp/JVN02049764/index.html
• https://5g.liteon.com/security/flexfi/