CVE-2024-4121

8.8 highEPSS 1.7%

High (8.8) in tenda w15e firmware. EPSS 1.7% chance of exploitation in the next 30 days.

A vulnerability classified as critical has been found in Tenda W15E 15.11.0.14. Affected is the function formQOSRuleDel. The manipulation of the argument qosIndex leads to stack-based buffer overflow. It is possible to launch the attack remotely. The identifier of this vulnerability is VDB-261864. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Severity

CVSS 3.1

8.8 high

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

EPSS: 1.7% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)
CWEs: CWE-787, CWE-121
Published: 2024-04-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

tenda:w15e_firmware

References

https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/W15Ev1.0/formQOSRuleDel.md
https://vuldb.com/?ctiid.261864
https://vuldb.com/?id.261864
https://vuldb.com/?submit.317826
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/W15Ev1.0/formQOSRuleDel.md

Check your stack JSON