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vulnerabilities
Zyxel Switch Patch Missed Flaw Behind Wave of Attacks
Zyxel's June security patch for GS1900 switches failed to address a vulnerability that attackers exploited against nearly 1,000 devices, according to research by Binarly. The flaw remained unpatched despite the vendor's update, leaving affected switches exposed to ongoing compromise.
Why it matters: Organizations running Zyxel GS1900 switches must verify whether their devices were targeted and assess whether the June patch adequately protects their network infrastructure, as the identified gap indicates a potential need for additional compensating controls or device replacement.
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- First seen by Cybersecurity Tracker