VULNERABILITY INTELLIGENCE

CVE-2026-2870

CVSS score8.8 HIGH

EPSS probability0.67%

CISA KEVNot currently listed

Published2026-02-21

Last modified2026-06-17

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

Description

A security flaw has been discovered in Tenda A21 1.0.0.0. Affected by this issue is the function set_qosMib_list of the file /goform/formSetQosBand. The manipulation of the argument list results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.

Weakness classification

cna@vuldb.com: CWE-119

Primary references

cna@vuldb.com — Exploit, Issue Tracking, Mitigation, Third Party Advisory
cna@vuldb.com — Permissions Required, VDB Entry
cna@vuldb.com — Third Party Advisory, VDB Entry
cna@vuldb.com — Third Party Advisory, VDB Entry
cna@vuldb.com — Product