The Update You Can’t Afford to Skip: End of Support for Office 2016 & Office 2019

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Unit 515

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Mar 25, 2026 | Industry News

From Privilege Escalation to Full Denial of Service: Exploit Chain Across Multiple CVEs in Cisco Catalyst Devices Discovered by OPSWAT Unit 515

Cisco Catalyst switches sit at the heart of enterprise networks, where the management plane is both a high-value target and a single point of operational failure. During proactive research in the OPSWAT Critical Infrastructure Protection (CIP) Lab, OPSWAT Unit 515 identified four vulnerabilities affecting Cisco Catalyst 9300 Series switches.
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