PT-2026-3440

Name of the Vulnerable Software and Affected Versions Totolink LR350 version 9.3.5u.6369 B20220309 Description A flaw exists in the setWiFiBasicCfg function within the /cgi-bin/cstecgi.cgi file of the affected software. This issue is a buffer overflow that occurs when processing the ssid paramete...

CVE-2026-0731

CVE-2026-0731 affects TOTOLINK WA1200 v5.9c.2914. The vulnerability is in an unknown function of the HTTP Request Handler’s file cstecgi.cgi, causing a null pointer dereference. It can be exploited remotely, and public PoCs exist. RedHat/Red Hat advisories and PT Security corroborate the issue; P...

CVE-2026-0641

A security vulnerability has been detected in TOTOLINK WA300 5.2cu.7112B20190227. This vulnerability affects the function sub401510 of the file cstecgi.cgi. The manipulation of the argument UPLOADFILENAME leads to command injection. The attack may be initiated remotely. The exploit has been...

PT-2026-1981

Name of the Vulnerable Software and Affected Versions TOTOLINK WA1200 version 5.9c.2914 Description A flaw exists in the HTTP Request Handler component of TOTOLINK WA1200 version 5.9c.2914. Specifically, the issue resides in an unknown function within the cstecgi.cgi file. This manipulation resul...

CVE-2026-0641

A security vulnerability has been detected in TOTOLINK WA300 5.2cu.7112B20190227. This vulnerability affects the function sub401510 of the file cstecgi.cgi. The manipulation of the argument UPLOADFILENAME leads to command injection. The attack may be initiated remotely. The exploit has been...

CVE-2026-0641 TOTOLINK WA300 cstecgi.cgi sub_401510 command injection

A security vulnerability has been detected in TOTOLINK WA300 5.2cu.7112B20190227. This vulnerability affects the function sub401510 of the file cstecgi.cgi. The manipulation of the argument UPLOADFILENAME leads to command injection. The attack may be initiated remotely. The exploit has been...

CVE-2025-14964

A vulnerability has been found in TOTOLINK T10 4.1.8cu.5083B20200521. This affects the function sprintf of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument loginAuthUrl leads to stack-based buffer overflow. The attack may be performed from remote...

CVE-2025-14964

A vulnerability has been found in TOTOLINK T10 4.1.8cu.5083B20200521. This affects the function sprintf of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument loginAuthUrl leads to stack-based buffer overflow. The attack may be performed from remote...

CVE-2025-14964 TOTOLINK T10 cstecgi.cgi sprintf stack-based overflow

A vulnerability has been found in TOTOLINK T10 4.1.8cu.5083B20200521. This affects the function sprintf of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument loginAuthUrl leads to stack-based buffer overflow. The attack may be performed from remote...

CVE-2025-14586 TOTOLINK X5000R cstecgi.cgi snprintf os command injection

A vulnerability was determined in TOTOLINK X5000R 9.1.0cu.2089B20211224. Affected by this issue is the function snprintf of the file /cgi-bin/cstecgi.cgi?action=exportOvpn&type=user. This manipulation of the argument User causes os command injection. Remote exploitation of the attack is possible...

CVE-2025-14586

CVE-2025-14586 affects TOTOLINK X5000R 9.1.0cu.2089_B20211224. The vulnerability is in snprintf in /cgi-bin/cstecgi.cgi?action=exportOvpn&type=user, where manipulation of the User argument leads to an OS command injection. Remote exploitation is possible and has been publicly disclosed. Connected...

PT-2025-51091

Name of the Vulnerable Software and Affected Versions TOTOLINK X5000R version 9.1.0cu.2089 B20211224 Description A flaw exists in TOTOLINK X5000R that allows for operating system command injection. This occurs due to the manipulation of the User argument within the snprintf function located in th...

CVE-2025-13184

Unauthenticated Telnet enablement via cstecgi.cgi auth bypass leading to unauthenticated root login with a blank password on factory/reset X5000R V9.1.0u.6369B20230113 arbitrary command execution. Earlier versions that share the same implementation, may also be affected...

CVE-2025-13184 Unauthenticated Telnet enablement via cstecgi.cgi (auth bypass) leading to unauthenticated root login with a blank password

Unauthenticated Telnet enablement via cstecgi.cgi auth bypass leading to unauthenticated root login with a blank password on factory/reset X5000R V9.1.0u.6369B20230113 arbitrary command execution. Earlier versions that share the same implementation, may also be affected...

PT-2025-50325

Unauthenticated Telnet enablement via cstecgi.cgi auth bypass leading to unauthenticated root login with a blank password on factory/reset X5000R V9.1.0u.6369 B20230113 arbitrary command execution. Earlier versions that share the same implementation, may also be affected...

TOTOLINK LR1200GB Command Injection Vulnerability

The TOTOLINK LR1200GB is a wireless dual-band 4GLTE router from China's TOTOLINK Electronics TOTOLINK that supports 2.4GHz and 5GHz dual-band networks. The TOTOLINK LR1200GB suffers from a command injection vulnerability that stems from the cstecgi.cgi binary file failing to properly filter...

CVE-2025-60688

A stack buffer overflow vulnerability exists in the ToToLink LR1200GB V9.1.0u.6619B20230130 and NR1800X V9.1.0u.6681B20230703 Router firmware within the cstecgi.cgi binary setDefResponse function. The binary reads the "IpAddress" parameter from a web request and copies it into a fixed-size stack...

CVE-2025-60688

A stack buffer overflow vulnerability exists in the ToToLink LR1200GB V9.1.0u.6619B20230130 and NR1800X V9.1.0u.6681B20230703 Router firmware within the cstecgi.cgi binary setDefResponse function. The binary reads the "IpAddress" parameter from a web request and copies it into a fixed-size stack...

TOTOLINK LR1200GB 安全漏洞

The TOTOLINK LR1200GB is a wireless dual-band 4GLTE router from China's TOTOLINK Electronics TOTOLINK that supports 2.4GHz and 5GHz dual-band networks. The TOTOLINK LR1200GB suffers from a command injection vulnerability that stems from the cstecgi.cgi binary file failing to properly filter...

CVE-2025-60686

A local stack-based buffer overflow vulnerability exists in the infostat.cgi and cstecgi.cgi binaries of ToToLink routers A720R V4.1.5cu.614B20230630, LR1200GB V9.1.0u.6619B20230130, and NR1800X V9.1.0u.6681B20230703. Both programs parse the contents of /proc/net/arp using sscanf with "%s" format...