CVE-2026-9387

Totolink A8000RU Web Management cstecgi.cgi setUpgradeFW os command injection

CVSS 9.3 CRITICALEPSS 1.7%CWE-77 CWE-78

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function setUpgradeFW of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Performing a manipulation of the argument resetFlags results in os command injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

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

Produtos afetados

Totolink · A8000RU

PoCs públicas encontradas — 1

cve_referencegithub.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_334/README.mdnão verificado

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Referências

https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_334/README.md https://vuldb.com/submit/813433 https://vuldb.com/vuln/365350 https://vuldb.com/vuln/365350/cti https://www.totolink.net/