What’s Vulnerable › Vulnerabilities

CVE-2024-1002: Totolink N200RE cstecgi.cgi setIpPortFilterRules stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-01-29 · updated 2026-06-17
• Weakness: CWE-121

Description

A vulnerability classified as critical was found in Totolink N200RE 9.3.5u.6139_B20201216. Affected by this vulnerability is the function setIpPortFilterRules of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ePort leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-252271. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Totolink N200RE: 9.3.5u.6139_b20201216

References

• https://jylsec.notion.site/TOTOLINK-N200RE-has-stack-buffer-overflow-vulnerability-in-setIpPortFilterRules-71c3f0a947e14b7f95fa19b7d6676994?pvs=4
• https://vuldb.com/?ctiid.252271
• https://vuldb.com/?id.252271
• https://jylsec.notion.site/TOTOLINK-N200RE-has-stack-buffer-overflow-vulnerability-in-setIpPortFilterRules-71c3f0a947e14b7f95fa19b7d6676994?pvs=4
• https://vuldb.com/?ctiid.252271
• https://vuldb.com/?id.252271

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