What is CVE-2025-3803?

CVE-2025-3803 is a high-severity vulnerability in Tenda I24, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-04-19.

How severe is CVE-2025-3803?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Tenda I24

CVE-2025-3803

A vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644). It has been rated as critical. This issue affects the function cgiSysScheduleRebootSet of the file /bin/httpd. The manipulation of the argument rebootDate leads to…

Vulnerability class: Buffer Overflow

EPSS: 0.008 (53.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tenda I24 — versions 3.0.0.4(2887), 3.0.0.5(3644)
Tenda I24_firmware — versions 3.0.0.4\(2887\), 3.0.0.5\(3644\)
Tenda W12 — versions 3.0.0.4(2887), 3.0.0.5(3644)
Tenda W12_firmware — versions 3.0.0.4\(2887\), 3.0.0.5\(3644\)

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
cna@vuldb.com (issue-tracking, Exploit, Third Party Advisory, exploit, Issue Tracking)
cna@vuldb.com (Product, product)

Frequently asked questions

What is CVE-2025-3803?: CVE-2025-3803 is a high-severity vulnerability in Tenda I24, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-04-19.
How severe is CVE-2025-3803?: High severity. CVSS v3 base score is 8.8 out of 10.