Buffer overflow in Tenda A18

CVE-2023-39827

Tenda A18 V15.13.07.09 was discovered to contain a stack overflow via the rule_info parameter in the formAddMacfilterRule function.

Vulnerability class: Buffer Overflow

EPSS: 0.007 (47.8th 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 A18
Tenda A18_firmware — versions 15.13.07.09
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

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

Frequently asked questions

What is CVE-2023-39827?: CVE-2023-39827 is a high-severity vulnerability in Tenda A18, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-08-14.
How severe is CVE-2023-39827?: High severity. CVSS v3 base score is 7.5 out of 10.