CVE-2026-4493

HIGH

Tenda A18 Pro MAC Filtering Configuration Endpoint setMacFilterCfg sub_423B50 stack-based overflow

Title source: cna
STIX 2.1

Description

A vulnerability was determined in Tenda A18 Pro 02.03.02.28. The impacted element is the function sub_423B50 of the file /goform/setMacFilterCfg of the component MAC Filtering Configuration Endpoint. Executing a manipulation of the argument deviceList can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized.

References (5)

Core 5
Core References
Product product
https://www.tenda.com.cn/
Vdb Entry, Technical Description vdb-entry technical-description
VDB-352019 | Tenda A18 Pro MAC Filtering Configuration Endpoint setMacFilterCfg sub_423B50 stack-based overflow
https://vuldb.com/?id.352019
Signature, Permissions Required signature permissions-required
VDB-352019 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/?ctiid.352019
Third Party Advisory third-party-advisory
Submit #773727 | Tenda A18pro V02.03.02.28 Stack-based Buffer Overflow
https://vuldb.com/?submit.773727
Exploit exploit issue-tracking
https://github.com/lilukun337/cve/issues/5

Scores

CVSS v3 8.8
EPSS 0.0063
EPSS Percentile 45.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-121
Status published
Products (1)
Tenda/A18 Pro 02.03.02.28
Published Mar 20, 2026
Tracked Since Mar 20, 2026