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CVE-2026-7138

Totolink A8000RU CGI cstecgi.cgi setNtpCfg os command injection

CVSS 9.3 CRITICALEPSS 1.8%CWE-77CWE-78
A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setNtpCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument tz results in os command injection. The attack can be executed remotely. The exploit is now public and may be used.
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
Affected products
Totolink · A8000RU
public PoCs found — 1
cve_referencegithub.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_313/README.mdunverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References
https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_313/README.mdhttps://vuldb.com/submit/801105https://vuldb.com/vuln/359737https://vuldb.com/vuln/359737/ctihttps://www.totolink.net/