What is CVE-2023-40830?

CVE-2023-40830 is a critical-severity vulnerability in Tenda Ac6, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-10-03.

How severe is CVE-2023-40830?

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

Buffer overflow in Tenda Ac6

CVE-2023-40830

Tenda AC6 v15.03.05.19 is vulnerable to Buffer Overflow as the Index parameter does not verify the length.

Vulnerability class: Buffer Overflow

EPSS: 0.007 (48.6th 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 Ac6
Tenda Ac6_firmware — versions 15.03.05.19
N/a — versions n/a

Weakness classification (CWE)

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

References

cve@mitre.org
af854a3a-2127-422b-91ae-364da2661108 (Broken Link)

Frequently asked questions

What is CVE-2023-40830?: CVE-2023-40830 is a critical-severity vulnerability in Tenda Ac6, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-10-03.
How severe is CVE-2023-40830?: Critical severity. CVSS v3 base score is 9.8 out of 10.