Buffer overflow in Tenda Ac8

CVE-2023-33672

Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the fromSetWifiGusetBasic function.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (57.4th 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 Ac8
Tenda Ac8_firmware — versions 16.03.34.06
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)
cve@mitre.org

Frequently asked questions

What is CVE-2023-33672?: CVE-2023-33672 is a high-severity vulnerability in Tenda Ac8, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-06-02.
How severe is CVE-2023-33672?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-33672 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.