What’s Vulnerable › Vulnerabilities

CVE-2024-36650

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-06-11 · updated 2026-06-17
• Weakness: CWE-120

Description

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.

Affected products

• TOTOLINK A3100R: 4.1.2cu.5247_b20211129

References

• https://gist.github.com/Swind1er/f442fcac520a48c05c744c7b72362483
• https://gist.github.com/Swind1er/f442fcac520a48c05c744c7b72362483

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