CVE-2023-40837

9.8 criticalEPSS 0.9%

Critical (9.8) in tenda ac6 firmware. EPSS 0.9% chance of exploitation in the next 30 days.

Tenda AC6 US_AC6V1.0BR_V15.03.05.16_multi_TD01.bin function 'sub_ADD50' contains a command execution vulnerability. In the "formSetIptv" function, obtaining the "list" and "vlanId" fields, unfiltered passing these two fields as parameters to the "sub_ADD50" function to execute commands.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2023-08-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

tenda:ac6_firmware

References

https://github.com/XYIYM/Digging/blob/main/Tenda/AC6/cmd/2/2.md
https://github.com/XYIYM/Digging/blob/main/Tenda/AC6/cmd/2/2.md

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