Buffer overflow in Tenda Ac6

CVE-2025-5852

A vulnerability classified as critical has been found in Tenda AC6 15.03.05.16. Affected is the function formSetPPTPUserList of the file /goform/setPptpUserList. The manipulation of the argument list leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (53.0th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-5852?
CVE-2025-5852 is a high-severity vulnerability in Tenda Ac6, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-06-09.
How severe is CVE-2025-5852?
High severity. CVSS v3 base score is 8.8 out of 10.