U.S. Government Issues Urgent Warning of DNS Attacks

An emergency directive from the Department of Homeland Security provides “required actions” for U.S. government agencies to prevent widespread DNS hijacking attacks. The Department of Homeland Security is ordering all federal agencies to urgently audit Domain Name System (DNS) security for their domains in the next 10 business days. The department’s rare “emergency directive,” issued …

Microsoft patches critical Windows DNS client vulnerabilities

Three critical Windows DNS client vulnerabilities were patched today by Microsoft, closing off an avenue where an attacker could relatively simply respond to DNS queries with malicious code and gain arbitrary code execution on Windows clients or Windows Server installations. The flaws were discovered and privately disclosed to Microsoft by researcher Nick Freeman at Bishop …