CVE-2023-40797

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-08-25 · updated 2026-06-17
Weakness: CWE-20

Description

In Tenda AC23 v16.03.07.45_cn, the sub_4781A4 function does not validate the parameters entered by the user, resulting in a post-authentication stack overflow vulnerability.

Affected products

Tenda AC23: 16.03.07.45_cn

References

https://github.com/lst-oss/Vulnerability/tree/main/Tenda/AC23/sub_4781A4
https://github.com/lst-oss/Vulnerability/tree/main/Tenda/AC23/sub_4781A4

Get alerted when CVE-2023-40797 or the next vulnerability affects your stack