Auth bypass in Zte Mf258k
CVE-2025-66315
There is a configuration defect vulnerability in the version server of ZTE MF258K Pro products. Due to improper directory permission settings, an attacker can execute write permissions in a specific directory.
Vulnerability class: Privilege Escalation
EPSS: 0.002 (13.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Zte Mf258k — versions ZTE_MF258kPRO_PLAY_V1.0.0B03, ZTE_MF258PRO_STD_V1.0.0B04
- Zte Mf258k_pro
- Zte Mf258k_pro_firmware — versions zte_mf258kpro_play_v1.0.0b03, zte_mf258pro_std_v1.0.0b04
Weakness classification (CWE)
References
- psirt@zte.com.cn (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-66315?
- CVE-2025-66315 is a medium-severity vulnerability in Zte Mf258k, classified under Improper Privilege Management. CVSS score: 4.3/10. Published 2026-01-09.
- How severe is CVE-2025-66315?
- Medium severity. CVSS v3 base score is 4.3 out of 10.