CVE-2024-1001 Totolink N200RE cstecgi.cgi main stack-based overflow

What is CVE-2024-1001?

CVE-2024-1001 is a high-severity memory corruption vulnerability in Totolink N200RE, published on 29 Jan 2024. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A vulnerability classified as critical has been found in Totolink N200RE 9.3.5u.6139_B20201216. 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.

Weakness: CWE-121

Which versions are affected by CVE-2024-1001?

It affects 1 product.

Products include Totolink N200re Firmware.

How do I fix CVE-2024-1001?

No fix has been published for CVE-2024-1001 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-1001 being exploited?

There is no known exploitation of CVE-2024-1001 in the wild and no public exploit code.

Other vulnerabilities in Totolink N200RE

• CVE-2024-0296 Totolink N200RE cstecgi.cgi NTPSyncWithHost os command injection High 7.3
• CVE-2024-0297 Totolink N200RE cstecgi.cgi UploadFirmwareFile os command injection High 7.3
• CVE-2024-0298 Totolink N200RE cstecgi.cgi setDiagnosisCfg os command injection High 7.3
• CVE-2024-0299 Totolink N200RE cstecgi.cgi setTracerouteCfg os command injection High 7.3
• CVE-2024-0997 Totolink N200RE cstecgi.cgi setOpModeCfg stack-based overflow High 7.2

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-7c4r-p7c4-2rmg.