Cybersecurity Dive August 20, 2025
Eric Geller

The intrusions have exploited a vulnerability in Cisco’s networking equipment software.

Hackers linked to the Russian government have been exploiting a vulnerability in Cisco networking devices to target critical infrastructure organizations, the FBI said on Wednesday.

“In the past year, the FBI detected the actors collecting configuration files for thousands of networking devices associated with US entities across critical infrastructure sectors,” the bureau said in an alert.

The hackers, whom the FBI linked to the Russian Federal Security Service’s Center 16, have been taking advantage of a bug in Cisco’s IOS software, tracked as CVE-2018-0171, to execute arbitrary code on unpatched and end-of-life network switches made by Cisco and Rockwell Automation.

In some cases, the attackers modified configuration files to...

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