What is CVE-2024-51116?

CVE-2024-51116 is a high-severity vulnerability in Tenda Ac6, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2024-11-05.

How severe is CVE-2024-51116?

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

Buffer overflow in Tenda Ac6

CVE-2024-51116

Tenda AC6 v2.0 V15.03.06.50 was discovered to contain a buffer overflow in the function 'formSetPPTPServer'.

Vulnerability class: Buffer Overflow

Published 2024-11-05 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.004 (34.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Tenda Ac6 — versions 2.0
Tenda Ac6 Firmware — versions 15.03.06.50

Weakness classification (CWE)

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

References

github.com/CLan-nad/CVE/blob/main/tenda/formSetPPTPServer/readme.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2024-51116?: CVE-2024-51116 is a high-severity vulnerability in Tenda Ac6, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2024-11-05.
How severe is CVE-2024-51116?: High severity. CVSS v3 base score is 8.8 out of 10.