What is CVE-2025-25456?

CVE-2025-25456 is a critical-severity vulnerability in Tenda Ac10, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-04-15.

How severe is CVE-2025-25456?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Tenda Ac10

CVE-2025-25456

Tenda AC10 V4.0si_V16.03.10.20 is vulnerable to Buffer Overflow in AdvSetMacMtuWan via mac2.

Vulnerability class: Buffer Overflow

EPSS: 0.006 (45.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tenda Ac10 — versions 4.0
Tenda Ac10_firmware — versions 16.03.10.20
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org (Exploit)
cve@mitre.org (Exploit)

Frequently asked questions

What is CVE-2025-25456?: CVE-2025-25456 is a critical-severity vulnerability in Tenda Ac10, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-04-15.
How severe is CVE-2025-25456?: Critical severity. CVSS v3 base score is 9.8 out of 10.