CVE-2026-82539

CVE-2026-82539 Information Vendor: TOTOLINK Vendor's website: TOTOLINK Model: A720R Firmware version: V4.1.5cu.630B20250509 Firmware download address: TOTOLINK Severity CVSS v4.0 Base Score: 9.4 Critical Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P Vulnerability...

CVE-2025-63821

CVE-2025-63821 提交者：Nicola Giuffrida 信息 厂商： TOTOLINK 厂商网站： TOTOLINK 型号： A720R 固件版本： V4.1.5cu.630B20250509 固件下载地址： TOTOLINK 严重性 CVSS v4.0 基础分：4.8（中等） 向量：CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N 漏洞详情 Validitycheck 函数对输入的净化不足，导致 setDiagnosisCfg 和 setTracerouteCfg 组件中存在参数注入。...

CVE-2025-63820

CVE-2025-63820 Remitente: Nicola Giuffrida Información Vendedor: TOTOLINK Sitio web del vendedor: TOTOLINK Modelo: A720R Versión del firmware: V4.1.5cu.630B20250509 Dirección de descarga del firmware: TOTOLINK Detalles de la vulnerabilidad Al iniciar sesión en el panel de control, el nombre de...

The vulnerability of the setMacFilterRules() function in the MAC Filtering component of TOTOLINK A720R microprogrammed router software allows a intruder to trigger a service failure.

The vulnerability of the setMacFilterRules function in the MAC Filtering component of TOTOLINK A720R microprogrammed router software is related to the output of the operation being written outside of the buffer in memory when processing the desc parameter. Exploiting this vulnerability could allo...

CVE-2026-82539

A vulnerability was determined in TOTOLINK A720R 4.1.5cu.630B20250509. This impacts the function setMacFilterRules of the file cstecgi.cgi of the component MAC Filtering. Executing a manipulation of the argument desc can lead to memory corruption. The attack may be launched remotely. The exploit...

CVE-2026-82539

A memory corruption vulnerability in the setMacFilterRules function of cstecgi.cgi (MAC Filtering component) in TOTOLINK A720R firmware 4.1.5cu.630_B20250509 allows a remote, authenticated attacker to corrupt memory by manipulating the desc argument. CVSS 3.1 scores the issue 9.1 (Critical) with ...

EUVD-2026-68181

A vulnerability was determined in TOTOLINK A720R 4.1.5cu.630B20250509. This impacts the function setMacFilterRules of the file cstecgi.cgi of the component MAC Filtering. Executing a manipulation of the argument desc can lead to memory corruption. The attack may be launched remotely. The exploit...

CVE-2026-82539 TOTOLINK A720R MAC Filtering cstecgi.cgi setMacFilterRules memory corruption

A vulnerability was determined in TOTOLINK A720R 4.1.5cu.630B20250509. This impacts the function setMacFilterRules of the file cstecgi.cgi of the component MAC Filtering. Executing a manipulation of the argument desc can lead to memory corruption. The attack may be launched remotely. The exploit...

CVE-2026-82539 TOTOLINK A720R MAC Filtering cstecgi.cgi setMacFilterRules memory corruption

A vulnerability was determined in TOTOLINK A720R 4.1.5cu.630B20250509. This impacts the function setMacFilterRules of the file cstecgi.cgi of the component MAC Filtering. Executing a manipulation of the argument desc can lead to memory corruption. The attack may be launched remotely. The exploit...

PT-2026-83541

A vulnerability was determined in TOTOLINK A720R 4.1.5cu.630 B20250509. This impacts the function setMacFilterRules of the file cstecgi.cgi of the component MAC Filtering. Executing a manipulation of the argument desc can lead to memory corruption. The attack may be launched remotely. The exploit...

CVE-2026-82539: Improper Restriction of Operations within the Bounds of a Memory Buffer

A vulnerability was determined in TOTOLINK A720R 4.1.5cu.630B20250509. This impacts the function setMacFilterRules of the file cstecgi.cgi of the component MAC Filtering. Executing a manipulation of the argument desc can lead to memory corruption. The attack may be launched remotely. The exploit...

Exploit for CVE-2026-82539

CVE-2026-82539 Submitter: Nicola Giuffrida Information...

CVE-2021-27708

Command Injection in TOTOLINK X5000R router with firmware v9.1.0u.6118B20201102, and TOTOLINK A720R router with firmware v4.1.5cu.470B20200911 allows remote attackers to execute arbitrary OS commands by sending a modified HTTP request. This occurs because the function executes glibc's system...

The vulnerabilities of the infostat.cgi and cstecgi.cgi scripts in the TOTOLINK A720R, LR1200GB, and NR1800X networking device software allow a malicious individual to cause service interruptions or execute arbitrary code.

The vulnerability of the infostat.cgi and cstecgi.cgi microprogramming devices of the TOTOLINK A720R, LR1200GB, and NR1800X networks devices is related to buffer overflow in the stack. Exploiting this vulnerability can allow an attacker to cause service failures or execute arbitrary code...

The vulnerability of the sub_40BFA4() function in TOTOLINK A720R router microprogramming software allows a intruder to execute arbitrary commands.

The vulnerability of the sub40BFA4 function in TOTOLINK A720R router microprogramming software is related to the lack of measures taken to clean data at the control level. Exploiting this vulnerability can allow a remote attacker to execute arbitrary commands...

The vulnerability of the sub_402414() function in TOTOLINK A720R router microprogramming software allows a intruder to execute arbitrary commands.

The vulnerability of the sub402414 function in TOTOLINK A720R router microprogramming systems is related to the lack of measures taken to clean data at the control level. Exploiting this vulnerability can allow an attacker, operating remotely, to execute arbitrary commands...

TOTOLINK A720R Command Injection Vulnerability (CNVD-2025-29710)

TOTOLINK A720R is a wireless router from China's Gion Electronics TOTOLINK with dual-band Wi-Fi capabilities, focusing on high-speed internet and signal coverage. The TOTOLINK A720R suffers from a command injection vulnerability that stems from the unvalidated magicid and url parameters in the...

TOTOLINK A720R Command Injection Vulnerability (CNVD-2025-29711)

TOTOLINK A720R is a wireless router from China's Gion Electronics TOTOLINK with dual-band Wi-Fi capabilities, focusing on high-speed internet and signal coverage. The TOTOLINK A720R suffers from a command injection vulnerability that stems from insufficient validation of the sysconf binary when...

CVE-2025-60685

A stack buffer overflow exists in the ToToLink A720R Router firmware V4.1.5cu.614B20230630 within the sysconf binary sub401EE0 function. The binary reads the /proc/stat file using fgets into a local buffer and subsequently parses the line using sscanf into a single-byte variable with the %s forma...

EUVD-2025-175310

A command injection vulnerability exists in the ToToLink A720R Router firmware V4.1.5cu.614B20230630 within the sysconf binary, specifically in the sub40BFA4 function that handles network interface reinitialization from '/var/system/linuxvlanreinit'. Input is only partially validated by checking...