Aug. 7 - SonicWall hacks tied to old CVE | CISA, Microsoft warn of Exchange flaw

CISA, Microsoft warn about new Microsoft Exchange server vulnerability; US still prioritizing zero-trust migration to limit hacks’ damage

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Aug. 7, 2025 | Today’s news and insights for cybersecurity leaders

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SonicWall says recent attack wave involved previously disclosed flaw, not zero-day

The company said it had linked recent hacks to customers’ use of legacy credentials when migrating from Gen 6 to Gen 7 firewalls.

CISA, Microsoft warn about new Microsoft Exchange server vulnerability

The flaw could enable a hacker to perform a “total domain compromise” on affected systems, CISA said.

UPDATED

US still prioritizing zero-trust migration to limit hacks’ damage

The zero-trust initiative, which gained steam during the Biden administration, is still underway.

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