Totolink LR1200GB 9.1.0u.6619_B20230130/9.3.5u.6698_B20230810 Web Interface /cgi-bin/cstecgi.cgi loginAuth http_host stack-based overflow

Summaryinfo

A vulnerability described as critical has been identified in Totolink LR1200GB 9.1.0u.6619_B20230130/9.3.5u.6698_B20230810. Affected by this issue is the function loginAuth of the file /cgi-bin/cstecgi.cgi of the component Web Interface. The manipulation of the argument http_host results in stack-based overflow. This vulnerability is cataloged as CVE-2024-1783. The attack may be launched remotely. Furthermore, there is an exploit available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as critical has been found in Totolink LR1200GB 9.1.0u.6619_B20230130/9.3.5u.6698_B20230810. Affected is the function loginAuth of the file /cgi-bin/cstecgi.cgi of the component Web Interface. The manipulation of the argument http_host with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 02/22/2024. The advisory is available at gist.github.com. This vulnerability is traded as CVE-2024-1783. Technical details and a public exploit are known.

The exploit is shared for download at gist.github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Totolink

Name

• LR1200GB

Version

• 9.1.0u.6619_B20230130
• 9.3.5u.6698_B20230810

License

• commercial

Website

• Vendor: https://www.totolink.net/

CPE 2.3info

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CPE 2.2info

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Submitinfo

Accepted

• Submit #281958: TOTOLINK LR1200GB V9.3.5u.6698_B20230810 Buffer Overflow (by manish1017)

Duplicate

• Submit #XXXXXX: Xxxxxxxx Xxxxxxxx Xx.x.xx.xxxx_xxxxxxxxx Xxxxxx Xxxxxxxx (by manish1017)

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