EUVD-2026-17279
CVSS Vector
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
4Tags
Description
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.
Analysis
Command injection in Totolink A3300R router firmware 17.0.0cu.557_b20221024 allows unauthenticated remote attackers to execute arbitrary system commands via the setSyslogCfg function in /cgi-bin/cstecgi.cgi. Public exploit code is available on GitHub, significantly lowering the barrier to exploitation. …
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Remediation
Within 24 hours: Inventory all Totolik A3300R routers in your environment and identify any running firmware 17.0.0cu.557_b20221024. Within 7 days: Contact Totolik support to determine if a patched firmware version is available for your specific hardware revision; if available, plan firmware updates for all affected devices. …
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External POC / Exploit Code
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