CISA warned that cyber actors from Center 16 of Russia’s Federal Security Service continue exploiting networking equipment with vulnerabilities or configuration weaknesses worldwide, compromising networks across multiple critical infrastructure sectors. The joint advisory expands on an earlier FBI announcement about activity spanning more than a decade, providing further details on attacker methods to help defenders counter the threat.
OriginalquelleJournal · Cybersecurity and Infrastructure Security Agency
Improve Router Hygiene to Protect Against Russian State-Sponsored Targeting
<p>Russian Government-Sponsored Activity Targets Poorly Configured and Vulnerable Devices Across Critical Sectors</p> <h2><strong>Executive summary</strong></h2> <p>Russian Federal Security Service (FSB) Center 16 cyber actors continue to exploit poorly configured and vulnerable networking devices worldwide, opportunistically compromising multiple critical infrastructure sector networks. This joint Cybersecurity Advisory (CSA) builds on FBI’s <a href="https://www.ic3.gov/PSA/2025/PSA250820" target="_blank">Russian Government Cyber Actors Targeting Networking Devices, Critical Infrastructure</a> Public Service Announcement of the decade-plus FSB Center 16 cyber activity by providing additional tactics, techniques, and procedures (TTPs) to enable defenders to more fully understand and counter the threat. [<a href="#Work1">1</a>] </p> <p>This CSA is being released by the following auth