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OpenAdvisories
High · 7.2 CVE-2013-20007 EUVD-2013-7301GHSA-c6xm-fp38-v723

Linksys WAG200G through 1.01.06 OS Command Injection via timer_interval in setup.cgi

Published Oct 28, 2026 · Updated Nov 5, 2026 · Assigned by VulnCheck

Description

Linksys WAG200G through 1.01.06 contains an OS command injection vulnerability that allows authenticated attackers to execute commands by injecting backtick-delimited input into the timer_interval parameter. Attackers can send a crafted POST request to setup.cgi to start telnetd or download and run a backdoor, gaining full device control.

Affected products

VendorProductAffectedFixed
Linksys WAG200G ≤ 1.01.06 —

References