Tenda AC21 Router DoS

The vulnerability of the formSetQosBand function /goform/SetNetControlList of the Tenda AC21 router’s software lies in the fact that the operation’s output is stored outside of the buffer in memory. Exploiting this vulnerability could allow a malicious actor to cause service failure by sending a...

CVE-2026-4492

A vulnerability was found in Tenda A18 Pro 02.03.02.28. The affected element is the function setqosMiblist of the file /goform/formSetQosBand. Performing a manipulation of the argument list results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has...

CVE-2026-4565

A vulnerability was detected in Tenda AC21 16.03.08.16. Impacted is the function formSetQosBand of the file /goform/SetNetControlList. Performing a manipulation of the argument list results in buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used...

CVE-2026-4565

A vulnerability was detected in Tenda AC21 16.03.08.16. Impacted is the function formSetQosBand of the file /goform/SetNetControlList. Performing a manipulation of the argument list results in buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used...

EUVD-2026-14343

A vulnerability was detected in Tenda AC21 16.03.08.16. Impacted is the function formSetQosBand of the file /goform/SetNetControlList. Performing a manipulation of the argument list results in buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used...

CVE-2026-4565

The CVE-2026-4565 issue affects Tenda AC21 with firmware 16.03.08.16. Vulnerable code is the formSetQosBand function in /goform/SetNetControlList; manipulating the argument list triggers a buffer overflow. Exploitation is remote and the public PoC/exploit is available. Red Hat and PT Security ref...

CVE-2026-4565 Tenda AC21 SetNetControlList formSetQosBand buffer overflow

A vulnerability was detected in Tenda AC21 16.03.08.16. Impacted is the function formSetQosBand of the file /goform/SetNetControlList. Performing a manipulation of the argument list results in buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used...

Tenda AC21 security vulnerabilities

Tenda AC21 is a wireless router produced by the Chinese company Tenda. Version 16.03.08.16 of Tenda AC21 contains a security vulnerability. This vulnerability stems from improper handling of the list parameter in the formSetQosBand function located in the file/goform/SetNetControlList, which may...

CVE-2026-4565: Buffer Copy without Checking Size of Input

A vulnerability was detected in Tenda AC21 16.03.08.16. Impacted is the function formSetQosBand of the file /goform/SetNetControlList. Performing a manipulation of the argument list results in buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used...

CVE-2026-4492 Tenda A18 Pro formSetQosBand set_qosMib_list stack-based overflow

A vulnerability was found in Tenda A18 Pro 02.03.02.28. The affected element is the function setqosMiblist of the file /goform/formSetQosBand. Performing a manipulation of the argument list results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has...

CVE-2026-4492

Technical details about CVE-2026-4492 are not publicly provided in the supplied documents. Monitor for updates; the materials summarize the vulnerability but do not disclose proofs, affected versions beyond the one cited, or fixes.

PT-2026-26648

A vulnerability was found in Tenda A18 Pro 02.03.02.28. The affected element is the function set qosMib list of the file /goform/formSetQosBand. Performing a manipulation of the argument list results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit ha...

Tenda A18 Pro security vulnerabilities

The Tenda A18 Pro is a wireless signal extender produced by the Chinese company Tenda. Version 02.03.02.28 of the Tenda A18 Pro contains a security vulnerability. This vulnerability stems from a stack buffer overflow issue in the setqosMiblist function within the file/goform/formSetQosBand...

CVE-2026-4492: Stack-based Buffer Overflow

A vulnerability was found in Tenda A18 Pro 02.03.02.28. The affected element is the function setqosMiblist of the file /goform/formSetQosBand. Performing a manipulation of the argument list results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has...

CVE-2026-2870

A security flaw has been discovered in Tenda A21 1.0.0.0. Affected by this issue is the function setqosMiblist 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 th...

CVE-2026-2870

A security flaw has been discovered in Tenda A21 1.0.0.0. Affected by this issue is the function setqosMiblist 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 th...

CVE-2026-2870 Tenda A21 formSetQosBand set_qosMib_list stack-based overflow

A security flaw has been discovered in Tenda A21 1.0.0.0. Affected by this issue is the function setqosMiblist 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 th...

CVE-2026-2870

A security flaw has been discovered in Tenda A21 1.0.0.0. Affected by this issue is the function setqosMiblist 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 th...

Tenda A21 security vulnerabilities

The Tenda A21 is a wireless signal extender produced by the Chinese company Tenda. Version 1.0.0.0 of the Tenda A21 contains a security vulnerability. This vulnerability stems from an stack buffer overflow issue in the setqosMiblist function in the /goform/formSetQosBand file, due to improper...

CVE-2026-2870: Stack-based Buffer Overflow

A security flaw has been discovered in Tenda A21 1.0.0.0. Affected by this issue is the function setqosMiblist 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 th...