CVE-2026-4565

Published: Mar 23, 2026 Last Modified: Mar 23, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,4
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH 8,8
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
HIGH 9,0
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: complete
Integrity: complete
Availability: complete

Description

AI Translation Available

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.

119

Improper Restriction of Operations within the Bounds of a Memory Buffer

Stable
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Execute Unauthorized Code Or Commands Modify Memory Read Memory Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory)
Applicable Platforms
Languages: Assembly, C, C++, Memory-Unsafe
View CWE Details
120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Incomplete
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Modify Memory Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu)
Applicable Platforms
Languages: Assembly, C, C++, Memory-Unsafe
View CWE Details
https://github.com/hellonestor/killallbug/issues/14
https://github.com/hellonestor/killallbug/releases/tag/poc
https://vuldb.com/?ctiid.352402
https://vuldb.com/?id.352402
https://vuldb.com/?submit.775119
https://www.tenda.com.cn/