EUVD-2026-16809
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
3Tags
Description
A flaw has been found in Tenda AC7 15.03.06.44. Affected by this issue is the function fromSetSysTime of the file /goform/SetSysTimeCfg of the component POST Request Handler. Executing a manipulation of the argument Time can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.
Analysis
Stack-based buffer overflow in Tenda AC7 router firmware 15.03.06.44 allows authenticated remote attackers to execute arbitrary code via crafted Time parameter to /goform/SetSysTimeCfg endpoint. Publicly available exploit code exists. …
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Remediation
24 hours: Inventory all Tenda AC7 routers in production, identify firmware version 15.03.06.44, and isolate affected devices from critical network segments. 7 days: Check Tenda's advisory portal for patched firmware versions beyond 15.03.06.44; if no patch is available, develop device replacement or decommissioning plan. …
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External POC / Exploit Code
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