TOTOLINK AC1200 Wireless Dual Band Gigabit Router firmware A3100R V4.1.2cu.5247_B20211129, in the cgi function `setNoticeCfg` of the file `/lib/cste_modules/system.so`, the length of the user input string `NoticeUrl` is not checked. This can lead to a buffer overflow, allowing attackers to construct malicious HTTP or MQTT requests to cause a denial-of-service attack.
2024-06-11T16:15:29.043
2025-06-04T17:24:49.253
Analyzed
CVSSv3.1: 7.5 (HIGH)
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Operating System | totolink | a3100r_firmware | 4.1.2cu.5247_b20211129 | Yes |
Hardware | totolink | a3100r | - | No |