An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the value of `userInfo`. When `userInfo` is passed into the `addAuthUser` function and processed by `sscanf` without size validation, it could lead to buffer overflow.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 05 Mar 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 03 Mar 2026 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Tenda
Tenda w20e
Tenda w20e Firmware
Weaknesses CWE-120
CPEs cpe:2.3:h:tenda:w20e:4.0:*:*:*:*:*:*:*
cpe:2.3:o:tenda:w20e_firmware:15.11.0.6:*:*:*:*:*:*:*
Vendors & Products Tenda
Tenda w20e
Tenda w20e Firmware
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Mon, 02 Mar 2026 15:15:00 +0000

Type Values Removed Values Added
Description An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Attackers may exploit the vulnerability by specifying the value of `userInfo`. When `userInfo` is passed into the `addAuthUser` function and processed by `sscanf` without size validation, it could lead to buffer overflow.
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-03-05T15:56:42.518Z

Reserved: 2026-01-21T00:00:00.000Z

Link: CVE-2026-24111

cve-icon Vulnrichment

Updated: 2026-03-05T15:56:19.305Z

cve-icon NVD

Status : Modified

Published: 2026-03-02T15:16:33.497

Modified: 2026-03-05T16:16:15.497

Link: CVE-2026-24111

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-03T08:46:48Z

Weaknesses