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 `addWewifiWhiteUser` function and processed by `sscanf` without size validation, it could lead to a buffer overflow vulnerability.

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History

Tue, 03 Mar 2026 20:15:00 +0000

Type Values Removed Values Added
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'}

ssvc

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

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


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 15:30:00 +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 `addWewifiWhiteUser` function and processed by `sscanf` without size validation, it could lead to a buffer overflow vulnerability.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-03-03T20:09:05.330Z

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

Link: CVE-2026-24112

cve-icon Vulnrichment

Updated: 2026-03-03T20:09:00.807Z

cve-icon NVD

Status : Modified

Published: 2026-03-02T16:16:24.680

Modified: 2026-03-03T20:16:47.360

Link: CVE-2026-24112

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-03T08:46:53Z

Weaknesses