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CVE-2026-5176

Totolink A3300R cstecgi.cgi setSyslogCfg command injection

CVSS 6.9 MEDIUMEPSS 1.9%CWE-74CWE-77
A security flaw has been discovered in Totolink A3300R 17.0.0cu.557_b20221024. Affected is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument provided results in command injection. The attack may be initiated 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:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
Totolink · A3300R
public PoCs found — 1
cve_referencegithub.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_rtLogServer_cmd_injectunverified
⚠ 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/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_rtLogServer_cmd_injecthttps://vuldb.com/submit/779145https://vuldb.com/vuln/354244https://vuldb.com/vuln/354244/ctihttps://www.totolink.net/