TOTOLINK A3300R V17.0.0cu.557B20221024 and N200RE V9.3.5u.6448B20240521 and V9.3.5u.6437B20230519 are vulnerable to Incorrect Access Control. Attackers can send payloads to the interface without logging in (remote).
A vulnerability classified as critical has been found in Totolink N200RE 9.3.5u.6139B20201216. Affected is the function main of the file /cgi-bin/cstecgi.cgi. The manipulation leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-252270 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Totolink N200REV5 V9.3.5u.6255B20211224 is vulnerable to Incorrect Access Control. The device allows remote attackers to obtain Wi-Fi system information, such as Wi-Fi SSID and Wi-Fi password, without logging into the management page.
A vulnerability was found in Totolink N200RE 9.3.5u.6139B20201216. It has been declared as critical. Affected by this vulnerability is the function setTracerouteCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument command leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-249865 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
A vulnerability was found in Totolink N200RE 9.3.5u.6139B20201216. It has been classified as critical. Affected is the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ip leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-249864. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
A vulnerability was found in Totolink N200RE 9.3.5u.6139B20201216 and classified as critical. This issue affects the function UploadFirmwareFile of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument FileName leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-249863. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
A vulnerability has been found in Totolink N200RE 9.3.5u.6139B20201216 and classified as critical. This vulnerability affects the function NTPSyncWithHost of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument hosttime leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-249862 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
TOTOLINK A3002RU-V2.0.0 B20190814.1034 allows authenticated remote users to modify the system's 'Run Command'. An attacker can use this functionality to execute arbitrary OS commands on the router.
On certain TOTOLINK Realtek SDK based routers, an authenticated attacker may execute arbitrary OS commands via the sysCmd parameter to the boafrm/formSysCmd URI, even if the GUI (syscmd.htm) is not available. This allows for full control over the device's internals. This affects A3002RU through 2.0.0, A702R through 2.1.3, N301RT through 2.1.6, N302R through 3.4.0, N300RT through 3.4.0, N200RE through 4.0.0, N150RT through 3.4.0, and N100RE through 3.4.0.
On certain TOTOLINK Realtek SDK based routers, the CAPTCHA text can be retrieved via an {"topicurl":"setting/getSanvas"} POST to the boafrm/formLogin URI, leading to a CAPTCHA bypass. (Also, the CAPTCHA text is not needed once the attacker has determined valid credentials. The attacker can perform router actions via HTTP requests with Basic Authentication.) This affects A3002RU through 2.0.0, A702R through 2.1.3, N301RT through 2.1.6, N302R through 3.4.0, N300RT through 3.4.0, N200RE through 4.0.0, N150RT through 3.4.0, and N100RE through 3.4.0.