TP-Link TL-WDR7660 2.0.30, Mercury D196G 202001092.0.4, and Fast FAC1900R 201908272.0.2 routers have a stack overflow issue in MntAte function. Local users could get remote code execution.

TP-Link TL-WDR7660 2.0.30, Mercury D196G 202001092.0.4, and Fast FAC1900R 201908272.0.2 routers have a stack overflow issue in MmtAtePrase function. Local users could get remote code execution.

In TP-Link TL-WDR7660 1.0, the wlanTimerRuleJsonToBin function handles the parameter string name without checking it, which can lead to stack overflow vulnerabilities.

In TP-Link TL-WDR7660 1.0, the rtRuleJsonToBin function handles the parameter string name without checking it, which can lead to stack overflow vulnerabilities.

In TP-Link TL-WDR7660 1.0, the wacWhitelistJsonToBin function handles the parameter string name without checking it, which can lead to stack overflow vulnerabilities.

In TP-Link TL-WDR7660 v1.0, the guestRuleJsonToBin function handles the parameter string name without checking it, which can lead to stack overflow vulnerabilities.

An issue was discovered in function httpProcDataSrv in TL-WDR7660 2.0.30 that allows attackers to execute arbitrary code.

TP-Link TL-WDR7660 2.0.30 has a stack overflow vulnerability via the function deviceInfoJsonToBincauses.

TP-Link device TL-WDR7660 2.0.30 and TL-WR886N 2.0.12 has a stack overflow vulnerability via the function upgradeInfoJsonToBin.

Buffer overflow in in the copymsgelement function for the devDiscoverHandle server in the TP-Link WR and WDR series, including WDR7400, WDR7500, WDR7660, WDR7800, WDR8400, WDR8500, WDR8600, WDR8620, WDR8640, WDR8660, WR880N, WR886N, WR890N, WR890N, WR882N, and WR708N.