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CVE-2024-1783— Totolink LR1200GB Web Interface cstecgi.cgi loginAuth stack-based overflow

Quick assessment

Affected
Totolink LR1200GB
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

TOTOLINK LR1200GB是中国吉翁电子（TOTOLINK）公司的一款无线双频 4G LTE 路由器。 TOTOLINK LR1200GB 9.1.0u.6619_B20230130版本和9.3.5u.6698_B20230810版本存在安全漏洞，该漏洞源于文件/cgi-bin/cstecgi.cgi的参数http_host会导致基于堆栈的缓冲区溢出。

CVSS 9.8 · Critical EPSS 2.03% · P80
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I. Basic Information for CVE-2024-1783

Vulnerability Information
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Vulnerability Title
Totolink LR1200GB Web Interface cstecgi.cgi loginAuth stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
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 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-254574 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
TOTOLINK LR1200GB 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TOTOLINK LR1200GB是中国吉翁电子（TOTOLINK）公司的一款无线双频 4G LTE 路由器。 TOTOLINK LR1200GB 9.1.0u.6619_B20230130版本和9.3.5u.6698_B20230810版本存在安全漏洞，该漏洞源于文件/cgi-bin/cstecgi.cgi的参数http_host会导致基于堆栈的缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Totolink LR1200GB 9.1.0u.6619_B20230130 -

II. Public POCs for CVE-2024-1783

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III. Intelligence Information for CVE-2024-1783

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Vendor Advisories for CVE-2024-1783 (2)

Other References for CVE-2024-1783 (1)

IV. Related Vulnerabilities

Same product: LR1200GB
Same vendor: Totolink
Same weakness: CWE-121

V. Comments for CVE-2024-1783

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