Buffer overflow in Tenda Ac6

CVE-2023-26976

Tenda AC6 v15.03.05.09_multi was discovered to contain a stack overflow via the ssid parameter in the form_fast_setting_wifi_set function.

Vulnerability class: Buffer Overflow

EPSS: 0.159 (96.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Tenda Ac6
Tenda Ac6_firmware — versions 15.03.05.09
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-26976?: CVE-2023-26976 is a high-severity vulnerability in Tenda Ac6, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-04-04.
How severe is CVE-2023-26976?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-26976 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.