Totolink A8000RU CGI cstecgi.cgi setTelnetCfg os command injection_CVE-2026-7152

9.3 / 10

CRITICAL

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Description

A vulnerability was identified in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function setTelnetCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument telnet_enabled leads to os command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

Basic Information

ID CVE-2026-7152

Source VulDB

Published Apr 27, 2026 at 19:30

Affected Product

Vendor Totolink

Product A8000RU

Version 7.1cu.643_b20200521

Affected Versions Totolink A8000RU 7.1cu.643_b20200521

CWE Classification

CWE-78 CWE-77

References

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    "published": "2026-04-27T19:30:13.682Z",
    "modified": "2026-04-27T19:30:13.682Z",
    "type": "cve",
    "title": "Totolink A8000RU CGI cstecgi.cgi setTelnetCfg os command injection",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/359751\nhttps://vuldb.com/vuln/359751/cti\nhttps://vuldb.com/submit/801138\nhttps://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_316/README.md\nhttps://www.totolink.net/",
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